111122021200432 has 20 divisors (see below), whose sum is σ = 234871544810376. Its totient is φ = 50510009636480.

The previous prime is 111122021200391. The next prime is 111122021200433. The reversal of 111122021200432 is 234002120221111.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (111122021200433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315687560053 + ... + 315687560404.

Almost surely, 2^{111122021200432} is an apocalyptic number.

It is an amenable number.

111122021200432 is an abundant number, since it is smaller than the sum of its proper divisors (123749523609944).

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

111122021200432 is a wasteful number, since it uses less digits than its factorization.

111122021200432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631375120476 (or 631375120470 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 111122021200432 its reverse (234002120221111), we get a palindrome (345124141421543).

The spelling of 111122021200432 in words is "one hundred eleven trillion, one hundred twenty-two billion, twenty-one million, two hundred thousand, four hundred thirty-two".