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2213101223 = 10720899901
BaseRepresentation
bin1000001111101001…
…0011111010100111
312201020100012010222
42003322103322213
514013023214343
61003334234555
7105562023104
oct20372237247
95636305128
102213101223
11a36268783
125191b5a5b
1329366a968
1416dccbaab
15ce458a68
hex83e93ea7

2213101223 has 8 divisors (see below), whose sum is σ = 2235079440. Its totient is φ = 2191147200.

The previous prime is 2213101183. The next prime is 2213101277. The reversal of 2213101223 is 3221013122.

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 2213101223 - 26 = 2213101159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213601223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218573 + ... + 228473.

It is an arithmetic number, because the mean of its divisors is an integer number (279384930).

Almost surely, 22213101223 is an apocalyptic number.

2213101223 is a deficient number, since it is larger than the sum of its proper divisors (21978217).

2213101223 is a wasteful number, since it uses less digits than its factorization.

2213101223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12097.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2213101223 is about 47043.6097998442. The cubic root of 2213101223 is about 1303.1680569080.

Adding to 2213101223 its reverse (3221013122), we get a palindrome (5434114345).

The spelling of 2213101223 in words is "two billion, two hundred thirteen million, one hundred one thousand, two hundred twenty-three".

Divisors: 1 107 2089 9901 223523 1059407 20683189 2213101223