112261431019 has 2 divisors, whose sum is σ = 112261431020. Its totient is φ = 112261431018.

The previous prime is 112261430993. The next prime is 112261431031. The reversal of 112261431019 is 910134162211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112261431019 - 2¹³ = 112261422827 is a prime.

It is a super-2 number, since 2×112261431019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112261431419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56130715509 + 56130715510.

It is an arithmetic number, because the mean of its divisors is an integer number (56130715510).

Almost surely, 2^112261431019 is an apocalyptic number.

112261431019 is a deficient number, since it is larger than the sum of its proper divisors (1).

112261431019 is an equidigital number, since it uses as much as digits as its factorization.

112261431019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 112261431019 in words is "one hundred twelve billion, two hundred sixty-one million, four hundred thirty-one thousand, nineteen".