101015520012 has 96 divisors (see below), whose sum is σ = 288474600960. Its totient is φ = 30313535040.

The previous prime is 101015519999. The next prime is 101015520029. The reversal of 101015520012 is 210025510101.

101015520012 is a `hidden beast` number, since 1 + 0 + 101 + 552 + 0 + 0 + 12 = 666.

101015520012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 290403 + ... + 535130.

It is an arithmetic number, because the mean of its divisors is an integer number (3004943760).

Almost surely, 2^101015520012 is an apocalyptic number.

101015520012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101015520012 is an abundant number, since it is smaller than the sum of its proper divisors (187459080948).

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

101015520012 is a wasteful number, since it uses less digits than its factorization.

101015520012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825660 (or 825652 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

The spelling of 101015520012 in words is "one hundred one billion, fifteen million, five hundred twenty thousand, twelve".