22515665113106 has 128 divisors (see below), whose sum is σ = 38017635876864. Its totient is φ = 9915733739520.

The previous prime is 22515665113027. The next prime is 22515665113171. The reversal of 22515665113106 is 60131156651522.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8032701101 + ... + 8032703903.

It is an arithmetic number, because the mean of its divisors is an integer number (297012780288).

Almost surely, 2^{22515665113106} is an apocalyptic number.

22515665113106 is a deficient number, since it is larger than the sum of its proper divisors (15501970763758).

22515665113106 is a wasteful number, since it uses less digits than its factorization.

22515665113106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3424.

The product of its (nonzero) digits is 324000, while the sum is 44.

The spelling of 22515665113106 in words is "twenty-two trillion, five hundred fifteen billion, six hundred sixty-five million, one hundred thirteen thousand, one hundred six".