101225113512 has 32 divisors (see below), whose sum is σ = 253090781280. Its totient is φ = 33737971520.

The previous prime is 101225113459. The next prime is 101225113567. The reversal of 101225113512 is 215311522101.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7398 + ... + 450005.

It is an arithmetic number, because the mean of its divisors is an integer number (7909086915).

Almost surely, 2^101225113512 is an apocalyptic number.

101225113512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101225113512 is an abundant number, since it is smaller than the sum of its proper divisors (151865667768).

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

101225113512 is a wasteful number, since it uses less digits than its factorization.

101225113512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466633 (or 466629 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 101225113512 its reverse (215311522101), we get a palindrome (316536635613).

The spelling of 101225113512 in words is "one hundred one billion, two hundred twenty-five million, one hundred thirteen thousand, five hundred twelve".