111982130715136 has 160 divisors (see below), whose sum is σ = 246516311321280. Its totient is φ = 50396649062400.

The previous prime is 111982130715131. The next prime is 111982130715157. The reversal of 111982130715136 is 631517031289111.

It is a self number, because there is not a number n which added to its sum of digits gives 111982130715136.

It is not an unprimeable number, because it can be changed into a prime (111982130715131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231160020 + ... + 231643948.

It is an arithmetic number, because the mean of its divisors is an integer number (1540726945758).

Almost surely, 2^{111982130715136} is an apocalyptic number.

111982130715136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111982130715136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123258155660640).

111982130715136 is an abundant number, since it is smaller than the sum of its proper divisors (134534180606144).

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

111982130715136 is a wasteful number, since it uses less digits than its factorization.

111982130715136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484366 (or 484350 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 49.

The spelling of 111982130715136 in words is "one hundred eleven trillion, nine hundred eighty-two billion, one hundred thirty million, seven hundred fifteen thousand, one hundred thirty-six".