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2020212022 = 22227745343
BaseRepresentation
bin111100001101001…
…1111110100110110
312012210101101220111
41320122133310312
513114133241042
6532244053234
7101030342653
oct17032376466
95183341814
102020212022
119473a2214
1248469421a
1326270313a
1415243ac2a
15bc556517
hex7869fd36

2020212022 has 8 divisors (see below), whose sum is σ = 3030520896. Its totient is φ = 1010038392.

The previous prime is 2020212013. The next prime is 2020212037. The reversal of 2020212022 is 2202120202.

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

It is a super-2 number, since 2×20202120222 = 8162513227666656968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2020211993 and 2020212011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21883 + ... + 67225.

It is an arithmetic number, because the mean of its divisors is an integer number (378815112).

Almost surely, 22020212022 is an apocalyptic number.

2020212022 is a deficient number, since it is larger than the sum of its proper divisors (1010308874).

2020212022 is a wasteful number, since it uses less digits than its factorization.

2020212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67622.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 2020212022 is about 44946.7687603903. The cubic root of 2020212022 is about 1264.1510907856.

Adding to 2020212022 its reverse (2202120202), we get a palindrome (4222332224).

The spelling of 2020212022 in words is "two billion, twenty million, two hundred twelve thousand, twenty-two".

Divisors: 1 2 22277 44554 45343 90686 1010106011 2020212022