112312220089 has 2 divisors, whose sum is σ = 112312220090. Its totient is φ = 112312220088.

The previous prime is 112312220051. The next prime is 112312220201. The reversal of 112312220089 is 980022213211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86227386025 + 26084834064 = 293645^2 + 161508^2 .

It is a cyclic number.

It is not a de Polignac number, because 112312220089 - 2⁷ = 112312219961 is a prime.

It is a super-2 number, since 2×112312220089² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112312220089.

It is not a weakly prime, because it can be changed into another prime (112312220789) 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 as a sum of consecutive naturals, namely, 56156110044 + 56156110045.

It is an arithmetic number, because the mean of its divisors is an integer number (56156110045).

Almost surely, 2^112312220089 is an apocalyptic number.

It is an amenable number.

112312220089 is a deficient number, since it is larger than the sum of its proper divisors (1).

112312220089 is an equidigital number, since it uses as much as digits as its factorization.

112312220089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 112312220089 in words is "one hundred twelve billion, three hundred twelve million, two hundred twenty thousand, eighty-nine".