108115522101 has 24 divisors (see below), whose sum is σ = 157184980160. Its totient is φ = 71608634496.

The previous prime is 108115522061. The next prime is 108115522111. The reversal of 108115522101 is 101225511801.

108115522101 is a `hidden beast` number, since 1 + 0 + 8 + 1 + 1 + 552 + 2 + 101 = 666.

It is not a de Polignac number, because 108115522101 - 2⁹ = 108115521589 is a prime.

It is a super-2 number, since 2×108115522101² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108115522111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 795360 + ... + 921318.

Almost surely, 2^108115522101 is an apocalyptic number.

It is an amenable number.

108115522101 is a deficient number, since it is larger than the sum of its proper divisors (49069458059).

108115522101 is a wasteful number, since it uses less digits than its factorization.

108115522101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126585 (or 126582 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 27.

The spelling of 108115522101 in words is "one hundred eight billion, one hundred fifteen million, five hundred twenty-two thousand, one hundred one".