101939393730 has 32 divisors (see below), whose sum is σ = 244667288448. Its totient is φ = 27182422400.

The previous prime is 101939393707. The next prime is 101939393753. The reversal of 101939393730 is 37393939101.

It is an interprime number because it is at equal distance from previous prime (101939393707) and next prime (101939393753).

It is a self number, because there is not a number n which added to its sum of digits gives 101939393730.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579790 + ... + 734870.

It is an arithmetic number, because the mean of its divisors is an integer number (7645852764).

Almost surely, 2^101939393730 is an apocalyptic number.

101939393730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101939393730 is an abundant number, since it is smaller than the sum of its proper divisors (142727894718).

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

101939393730 is a wasteful number, since it uses less digits than its factorization.

101939393730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177002.

The product of its (nonzero) digits is 413343, while the sum is 48.

The spelling of 101939393730 in words is "one hundred one billion, nine hundred thirty-nine million, three hundred ninety-three thousand, seven hundred thirty".