112111243997 has 2 divisors, whose sum is σ = 112111243998. Its totient is φ = 112111243996.

The previous prime is 112111243987. The next prime is 112111244057. The reversal of 112111243997 is 799342111211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97073372356 + 15037871641 = 311566^2 + 122629^2 .

It is a cyclic number.

It is not a de Polignac number, because 112111243997 - 2²⁸ = 111842808541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112111243967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56055621998 + 56055621999.

It is an arithmetic number, because the mean of its divisors is an integer number (56055621999).

Almost surely, 2^112111243997 is an apocalyptic number.

It is an amenable number.

112111243997 is a deficient number, since it is larger than the sum of its proper divisors (1).

112111243997 is an equidigital number, since it uses as much as digits as its factorization.

112111243997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 41.

The spelling of 112111243997 in words is "one hundred twelve billion, one hundred eleven million, two hundred forty-three thousand, nine hundred ninety-seven".