22111623156051 has 96 divisors (see below), whose sum is σ = 37861170826752. Its totient is φ = 12258609914880.

The previous prime is 22111623156031. The next prime is 22111623156107. The reversal of 22111623156051 is 15065132611122.

22111623156051 is a `hidden beast` number, since 2 + 2 + 1 + 1 + 1 + 62 + 31 + 560 + 5 + 1 = 666.

It is not a de Polignac number, because 22111623156051 - 2⁵ = 22111623156019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22111623155997 and 22111623156015.

It is not an unprimeable number, because it can be changed into a prime (22111623156001) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 1376205520 + ... + 1376221586.

It is an arithmetic number, because the mean of its divisors is an integer number (394387196112).

Almost surely, 2^{22111623156051} is an apocalyptic number.

22111623156051 is a deficient number, since it is larger than the sum of its proper divisors (15749547670701).

22111623156051 is a wasteful number, since it uses less digits than its factorization.

22111623156051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25673 (or 25670 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

Adding to 22111623156051 its reverse (15065132611122), we get a palindrome (37176755767173).

The spelling of 22111623156051 in words is "twenty-two trillion, one hundred eleven billion, six hundred twenty-three million, one hundred fifty-six thousand, fifty-one".