101172056922 has 96 divisors (see below), whose sum is σ = 241697364480. Its totient is φ = 30442406400.

The previous prime is 101172056917. The next prime is 101172056933. The reversal of 101172056922 is 229650271101.

101172056922 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 72 + 0 + 569 + 22 = 666.

It is a super-2 number, since 2×101172056922² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1302223 + ... + 1377725.

It is an arithmetic number, because the mean of its divisors is an integer number (2517680880).

Almost surely, 2^101172056922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101172056922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120848682240).

101172056922 is an abundant number, since it is smaller than the sum of its proper divisors (140525307558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101172056922 is a wasteful number, since it uses less digits than its factorization.

101172056922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75708 (or 75705 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The spelling of 101172056922 in words is "one hundred one billion, one hundred seventy-two million, fifty-six thousand, nine hundred twenty-two".