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220022023 = 1340994129
BaseRepresentation
bin11010001110101…
…00010100000111
3120100000021110211
431013110110013
5422311201043
633455500251
75311104424
oct1507242407
9510007424
10220022023
11103218891
1261827687
1336777760
1421314d4b
15144b1a9d
hexd1d4507

220022023 has 8 divisors (see below), whose sum is σ = 237062000. Its totient is φ = 202998528.

The previous prime is 220022021. The next prime is 220022051. The reversal of 220022023 is 320220022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220022023 - 21 = 220022021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220021994 and 220022012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220022021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51223 + ... + 55351.

It is an arithmetic number, because the mean of its divisors is an integer number (29632750).

Almost surely, 2220022023 is an apocalyptic number.

220022023 is a deficient number, since it is larger than the sum of its proper divisors (17039977).

220022023 is a wasteful number, since it uses less digits than its factorization.

220022023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8241.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 220022023 is about 14833.1393507915. The cubic root of 220022023 is about 603.7012167475.

Adding to 220022023 its reverse (320220022), we get a palindrome (540242045).

It can be divided in two parts, 22002 and 2023, that added together give a square (24025 = 1552).

The spelling of 220022023 in words is "two hundred twenty million, twenty-two thousand, twenty-three".

Divisors: 1 13 4099 4129 53287 53677 16924771 220022023