112221023331131 has 40 divisors (see below), whose sum is σ = 133391704614000. Its totient is φ = 93850037075520.

The previous prime is 112221023331101. The next prime is 112221023331139. The reversal of 112221023331131 is 131133320122211.

It is not a de Polignac number, because 112221023331131 - 2²⁶ = 112220956222267 is a prime.

It is a super-2 number, since 2×112221023331131² (a number of 29 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 112221023331131.

It is not an unprimeable number, because it can be changed into a prime (112221023331139) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 54761420 + ... + 56773718.

It is an arithmetic number, because the mean of its divisors is an integer number (3334792615350).

Almost surely, 2^{112221023331131} is an apocalyptic number.

112221023331131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112221023331131 is a deficient number, since it is larger than the sum of its proper divisors (21170681282869).

112221023331131 is an equidigital number, since it uses as much as digits as its factorization.

112221023331131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012649 (or 2012616 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 112221023331131 its reverse (131133320122211), we get a palindrome (243354343453342).

The spelling of 112221023331131 in words is "one hundred twelve trillion, two hundred twenty-one billion, twenty-three million, three hundred thirty-one thousand, one hundred thirty-one".