100697299920 has 240 divisors, whose sum is σ = 388094184192. Its totient is φ = 22920744960.

The previous prime is 100697299909. The next prime is 100697299943. The reversal of 100697299920 is 29992796001.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×100697299920² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 1173189 + ... + 1256091.

Almost surely, 2^100697299920 is an apocalyptic number.

100697299920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100697299920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194047092096).

100697299920 is an abundant number, since it is smaller than the sum of its proper divisors (287396884272).

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

100697299920 is a wasteful number, since it uses less digits than its factorization.

100697299920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83170 (or 83161 counting only the distinct ones).

The product of its (nonzero) digits is 1102248, while the sum is 54.

The spelling of 100697299920 in words is "one hundred billion, six hundred ninety-seven million, two hundred ninety-nine thousand, nine hundred twenty".