111210000022122 has 16 divisors (see below), whose sum is σ = 223374592321920. Its totient is φ = 36910901294432.

The previous prime is 111210000022097. The next prime is 111210000022127. The reversal of 111210000022122 is 221220000012111.

It is not an unprimeable number, because it can be changed into a prime (111210000022127) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 39774676722 + ... + 39774679517.

It is an arithmetic number, because the mean of its divisors is an integer number (13960912020120).

Almost surely, 2^{111210000022122} is an apocalyptic number.

111210000022122 is an abundant number, since it is smaller than the sum of its proper divisors (112164592299798).

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

111210000022122 is a wasteful number, since it uses less digits than its factorization.

111210000022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79549356477.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111210000022122 its reverse (221220000012111), we get a palindrome (332430000034233).

The spelling of 111210000022122 in words is "one hundred eleven trillion, two hundred ten billion, twenty-two thousand, one hundred twenty-two".