112232222531 has 32 divisors (see below), whose sum is σ = 144423518400. Its totient is φ = 85584199680.

The previous prime is 112232222519. The next prime is 112232222549. The reversal of 112232222531 is 135222232211.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112232222531 is a prime.

It is a super-2 number, since 2×112232222531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112232222531.

It is not an unprimeable number, because it can be changed into a prime (112232222731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 725486 + ... + 866483.

It is an arithmetic number, because the mean of its divisors is an integer number (4513234950).

Almost surely, 2^112232222531 is an apocalyptic number.

112232222531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112232222531 is a deficient number, since it is larger than the sum of its proper divisors (32191295869).

112232222531 is a wasteful number, since it uses less digits than its factorization.

112232222531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592039.

The product of its digits is 2880, while the sum is 26.

Adding to 112232222531 its reverse (135222232211), we get a palindrome (247454454742).

The spelling of 112232222531 in words is "one hundred twelve billion, two hundred thirty-two million, two hundred twenty-two thousand, five hundred thirty-one".