100091172092 has 24 divisors (see below), whose sum is σ = 175621231632. Its totient is φ = 49913740800.

The previous prime is 100091172091. The next prime is 100091172109. The reversal of 100091172092 is 290271190001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100091172091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12260492 + ... + 12268652.

It is an arithmetic number, because the mean of its divisors is an integer number (7317551318).

Almost surely, 2^100091172092 is an apocalyptic number.

It is an amenable number.

100091172092 is a deficient number, since it is larger than the sum of its proper divisors (75530059540).

100091172092 is a wasteful number, since it uses less digits than its factorization.

100091172092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15869 (or 15867 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 32.

The spelling of 100091172092 in words is "one hundred billion, ninety-one million, one hundred seventy-two thousand, ninety-two".