106225512172 has 24 divisors (see below), whose sum is σ = 202065219216. Its totient is φ = 48568959168.

The previous prime is 106225512161. The next prime is 106225512199. The reversal of 106225512172 is 271215522601.

It is a super-2 number, since 2×106225512172² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9540223 + ... + 9551350.

It is an arithmetic number, because the mean of its divisors is an integer number (8419384134).

Almost surely, 2^106225512172 is an apocalyptic number.

It is an amenable number.

106225512172 is a deficient number, since it is larger than the sum of its proper divisors (95839707044).

106225512172 is a wasteful number, since it uses less digits than its factorization.

106225512172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19091697 (or 19091695 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 106225512172 in words is "one hundred six billion, two hundred twenty-five million, five hundred twelve thousand, one hundred seventy-two".