100109352500 has 30 divisors (see below), whose sum is σ = 218919137514. Its totient is φ = 40043740000.

The previous prime is 100109352467. The next prime is 100109352559. The reversal of 100109352500 is 5253901001.

It can be written as a sum of positive squares in 5 ways, for example, as 17922783376 + 82186569124 = 133876^2 + 286682^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100109352500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20019371 + ... + 20024370.

Almost surely, 2^100109352500 is an apocalyptic number.

100109352500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100109352500 is an abundant number, since it is smaller than the sum of its proper divisors (118809785014).

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

100109352500 is an equidigital number, since it uses as much as digits as its factorization.

100109352500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40043765 (or 40043748 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 26.

The spelling of 100109352500 in words is "one hundred billion, one hundred nine million, three hundred fifty-two thousand, five hundred".