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22213132111 = 191116299121
BaseRepresentation
bin10100101100000000…
…010111111101001111
32010100001221000202201
4110230000113331033
5330443030211421
614112104302331
71414314336052
oct245400277517
963301830681
1022213132111
119469808a25
12437b1719a7
132130056671
14110a1c0a99
158a01cdb91
hex52c017f4f

22213132111 has 4 divisors (see below), whose sum is σ = 22329431424. Its totient is φ = 22096832800.

The previous prime is 22213132103. The next prime is 22213132121. The reversal of 22213132111 is 11123131222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22213132111 - 23 = 22213132103 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 (22213132121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58149370 + ... + 58149751.

It is an arithmetic number, because the mean of its divisors is an integer number (5582357856).

Almost surely, 222213132111 is an apocalyptic number.

22213132111 is a deficient number, since it is larger than the sum of its proper divisors (116299313).

22213132111 is a wasteful number, since it uses less digits than its factorization.

22213132111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116299312.

The product of its digits is 144, while the sum is 19.

Adding to 22213132111 its reverse (11123131222), we get a palindrome (33336263333).

The spelling of 22213132111 in words is "twenty-two billion, two hundred thirteen million, one hundred thirty-two thousand, one hundred eleven".

Divisors: 1 191 116299121 22213132111