111024220122 has 24 divisors (see below), whose sum is σ = 241088246100. Its totient is φ = 36925647360.

The previous prime is 111024220093. The next prime is 111024220123. The reversal of 111024220122 is 221022420111.

111024220122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 108755507961 + 2268712161 = 329781^2 + 47631^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111024220095 and 111024220104.

It is not an unprimeable number, because it can be changed into a prime (111024220123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6860529 + ... + 6876692.

Almost surely, 2^111024220122 is an apocalyptic number.

111024220122 is an abundant number, since it is smaller than the sum of its proper divisors (130064025978).

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

111024220122 is a wasteful number, since it uses less digits than its factorization.

111024220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13737678 (or 13737675 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 111024220122 its reverse (221022420111), we get a palindrome (332046640233).

The spelling of 111024220122 in words is "one hundred eleven billion, twenty-four million, two hundred twenty thousand, one hundred twenty-two".