112122031331 has 4 divisors (see below), whose sum is σ = 114856715064. Its totient is φ = 109387347600.

The previous prime is 112122031309. The next prime is 112122031363. The reversal of 112122031331 is 133130221211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112122031331 - 2⁶ = 112122031267 is a prime.

It is a super-2 number, since 2×112122031331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112122031391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1367341805 + ... + 1367341886.

It is an arithmetic number, because the mean of its divisors is an integer number (28714178766).

Almost surely, 2^112122031331 is an apocalyptic number.

112122031331 is a deficient number, since it is larger than the sum of its proper divisors (2734683733).

112122031331 is an equidigital number, since it uses as much as digits as its factorization.

112122031331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2734683732.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 112122031331 its reverse (133130221211), we get a palindrome (245252252542).

The spelling of 112122031331 in words is "one hundred twelve billion, one hundred twenty-two million, thirty-one thousand, three hundred thirty-one".