100136812040 has 16 divisors (see below), whose sum is σ = 225307827180. Its totient is φ = 40054724800.

The previous prime is 100136812031. The next prime is 100136812067. The reversal of 100136812040 is 40218631001.

It can be written as a sum of positive squares in 2 ways, for example, as 99536464036 + 600348004 = 315494^2 + 24502^2 .

It is a super-2 number, since 2×100136812040² (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 3 ways as a sum of consecutive naturals, for example, 1251710111 + ... + 1251710190.

Almost surely, 2^100136812040 is an apocalyptic number.

100136812040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100136812040 is an abundant number, since it is smaller than the sum of its proper divisors (125171015140).

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

100136812040 is a wasteful number, since it uses less digits than its factorization.

100136812040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2503420312 (or 2503420308 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 100136812040 in words is "one hundred billion, one hundred thirty-six million, eight hundred twelve thousand, forty".