111001202020992 has 256 divisors, whose sum is σ = 309801293568000. Its totient is φ = 35146210480128.

The previous prime is 111001202020909. The next prime is 111001202021033. The reversal of 111001202020992 is 299020202100111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9168343003 + ... + 9168355109.

It is an arithmetic number, because the mean of its divisors is an integer number (1210161303000).

Almost surely, 2^{111001202020992} is an apocalyptic number.

111001202020992 is a gapful number since it is divisible by the number (12) 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 111001202020992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154900646784000).

111001202020992 is an abundant number, since it is smaller than the sum of its proper divisors (198800091547008).

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

111001202020992 is a wasteful number, since it uses less digits than its factorization.

111001202020992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19263 (or 19251 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 30.

The spelling of 111001202020992 in words is "one hundred eleven trillion, one billion, two hundred two million, twenty thousand, nine hundred ninety-two".