112022020991 has 2 divisors, whose sum is σ = 112022020992. Its totient is φ = 112022020990.

The previous prime is 112022020987. The next prime is 112022021029. The reversal of 112022020991 is 199020220211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112022020991 - 2² = 112022020987 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112022020921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56011010495 + 56011010496.

It is an arithmetic number, because the mean of its divisors is an integer number (56011010496).

Almost surely, 2^112022020991 is an apocalyptic number.

112022020991 is a deficient number, since it is larger than the sum of its proper divisors (1).

112022020991 is an equidigital number, since it uses as much as digits as its factorization.

112022020991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 112022020991 in words is "one hundred twelve billion, twenty-two million, twenty thousand, nine hundred ninety-one".