111122021200434 has 16 divisors (see below), whose sum is σ = 228250638141888. Its totient is φ = 36039574443312.

The previous prime is 111122021200433. The next prime is 111122021200453. The reversal of 111122021200434 is 434002120221111.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250274822302 + ... + 250274822745.

It is an arithmetic number, because the mean of its divisors is an integer number (14265664883868).

Almost surely, 2^{111122021200434} is an apocalyptic number.

111122021200434 is an abundant number, since it is smaller than the sum of its proper divisors (117128616941454).

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

111122021200434 is a wasteful number, since it uses less digits than its factorization.

111122021200434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500549645089.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 111122021200434 its reverse (434002120221111), we get a palindrome (545124141421545).

The spelling of 111122021200434 in words is "one hundred eleven trillion, one hundred twenty-two billion, twenty-one million, two hundred thousand, four hundred thirty-four".