101072502 has 16 divisors (see below), whose sum is σ = 224605680. Its totient is φ = 33690816.

The previous prime is 101072479. The next prime is 101072507. The reversal of 101072502 is 205270101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101072507) 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, 935803 + ... + 935910.

It is an arithmetic number, because the mean of its divisors is an integer number (14037855).

Almost surely, 2^101072502 is an apocalyptic number.

101072502 is an abundant number, since it is smaller than the sum of its proper divisors (123533178).

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

101072502 is a wasteful number, since it uses less digits than its factorization.

101072502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1871724 (or 1871718 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 101072502 is about 10053.4820833381. The cubic root of 101072502 is about 465.8123572966.

The spelling of 101072502 in words is "one hundred one million, seventy-two thousand, five hundred two".