112311220122 has 24 divisors (see below), whose sum is σ = 244974143700. Its totient is φ = 37185816960.

The previous prime is 112311220081. The next prime is 112311220129. The reversal of 112311220122 is 221022113211.

112311220122 is a `hidden beast` number, since 1 + 12 + 311 + 220 + 122 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 97855726761 + 14455493361 = 312819^2 + 120231^2 .

It is a super-2 number, since 2×112311220122² (a number of 23 digits) contains 22 as substring.

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 = 112311220095 and 112311220104.

It is not an unprimeable number, because it can be changed into a prime (112311220129) 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, 20935279 + ... + 20940642.

Almost surely, 2^112311220122 is an apocalyptic number.

112311220122 is an abundant number, since it is smaller than the sum of its proper divisors (132662923578).

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

112311220122 is a wasteful number, since it uses less digits than its factorization.

112311220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41876078 (or 41876075 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 112311220122 its reverse (221022113211), we get a palindrome (333333333333).

The spelling of 112311220122 in words is "one hundred twelve billion, three hundred eleven million, two hundred twenty thousand, one hundred twenty-two".