112044029897981 has 2 divisors, whose sum is σ = 112044029897982. Its totient is φ = 112044029897980.

The previous prime is 112044029897959. The next prime is 112044029898013. The reversal of 112044029897981 is 189798920440211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75746839066756 + 36297190831225 = 8703266^2 + 6024715^2 .

It is a cyclic number.

It is not a de Polignac number, because 112044029897981 - 2²² = 112044025703677 is a prime.

It is a super-2 number, since 2×112044029897981² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112044029897081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56022014948990 + 56022014948991.

It is an arithmetic number, because the mean of its divisors is an integer number (56022014948991).

Almost surely, 2^{112044029897981} is an apocalyptic number.

It is an amenable number.

112044029897981 is a deficient number, since it is larger than the sum of its proper divisors (1).

112044029897981 is an equidigital number, since it uses as much as digits as its factorization.

112044029897981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20901888, while the sum is 65.

The spelling of 112044029897981 in words is "one hundred twelve trillion, forty-four billion, twenty-nine million, eight hundred ninety-seven thousand, nine hundred eighty-one".