112231019 has 2 divisors, whose sum is σ = 112231020. Its totient is φ = 112231018.

The previous prime is 112231001. The next prime is 112231057. The reversal of 112231019 is 910132211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112231019 - 2⁸ = 112230763 is a prime.

It is a super-2 number, since 2×112231019² = 25191603251556722, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (112231079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56115509 + 56115510.

It is an arithmetic number, because the mean of its divisors is an integer number (56115510).

Almost surely, 2^112231019 is an apocalyptic number.

112231019 is a deficient number, since it is larger than the sum of its proper divisors (1).

112231019 is an equidigital number, since it uses as much as digits as its factorization.

112231019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 112231019 is about 10593.9142435646. The cubic root of 112231019 is about 482.3596470435.

The spelling of 112231019 in words is "one hundred twelve million, two hundred thirty-one thousand, nineteen".