111122021200392 has 384 divisors, whose sum is σ = 333179327669760. Its totient is φ = 33279388876800.

The previous prime is 111122021200391. The next prime is 111122021200433. The reversal of 111122021200392 is 293002120221111.

111122021200392 is a `hidden beast` number, since 1 + 1 + 11 + 220 + 21 + 20 + 0 + 392 = 666.

It is not an unprimeable number, because it can be changed into a prime (111122021200391) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 43560179517 + ... + 43560182067.

It is an arithmetic number, because the mean of its divisors is an integer number (867654499140).

Almost surely, 2^{111122021200392} is an apocalyptic number.

111122021200392 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 111122021200392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166589663834880).

111122021200392 is an abundant number, since it is smaller than the sum of its proper divisors (222057306469368).

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

111122021200392 is a wasteful number, since it uses less digits than its factorization.

111122021200392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5093 (or 5086 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 111122021200392 in words is "one hundred eleven trillion, one hundred twenty-two billion, twenty-one million, two hundred thousand, three hundred ninety-two".