111010020122 has 16 divisors (see below), whose sum is σ = 182899805760. Its totient is φ = 50297445792.

The previous prime is 111010020097. The next prime is 111010020127. The reversal of 111010020122 is 221020010111.

It is not an unprimeable number, because it can be changed into a prime (111010020127) 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, 63506003 + ... + 63507750.

It is an arithmetic number, because the mean of its divisors is an integer number (11431237860).

Almost surely, 2^111010020122 is an apocalyptic number.

111010020122 is a deficient number, since it is larger than the sum of its proper divisors (71889785638).

111010020122 is a wasteful number, since it uses less digits than its factorization.

111010020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127013797.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111010020122 its reverse (221020010111), we get a palindrome (332030030233).

The spelling of 111010020122 in words is "one hundred eleven billion, ten million, twenty thousand, one hundred twenty-two".