101122509372 has 24 divisors (see below), whose sum is σ = 236383894656. Its totient is φ = 33645878448.

The previous prime is 101122509331. The next prime is 101122509377. The reversal of 101122509372 is 273905221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101122509377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7696248 + ... + 7709375.

It is an arithmetic number, because the mean of its divisors is an integer number (9849328944).

Almost surely, 2^101122509372 is an apocalyptic number.

101122509372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101122509372 is an abundant number, since it is smaller than the sum of its proper divisors (135261385284).

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

101122509372 is a wasteful number, since it uses less digits than its factorization.

101122509372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15406177 (or 15406175 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The spelling of 101122509372 in words is "one hundred one billion, one hundred twenty-two million, five hundred nine thousand, three hundred seventy-two".