112131231139 has 2 divisors, whose sum is σ = 112131231140. Its totient is φ = 112131231138.

The previous prime is 112131231061. The next prime is 112131231143. The reversal of 112131231139 is 931132131211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112131231139 - 2⁷ = 112131231011 is a prime.

It is a super-3 number, since 3×112131231139³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (112131231739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56065615569 + 56065615570.

It is an arithmetic number, because the mean of its divisors is an integer number (56065615570).

Almost surely, 2^112131231139 is an apocalyptic number.

112131231139 is a deficient number, since it is larger than the sum of its proper divisors (1).

112131231139 is an equidigital number, since it uses as much as digits as its factorization.

112131231139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 28.

The spelling of 112131231139 in words is "one hundred twelve billion, one hundred thirty-one million, two hundred thirty-one thousand, one hundred thirty-nine".