31112140327 has 2 divisors, whose sum is σ = 31112140328. Its totient is φ = 31112140326.

The previous prime is 31112140303. The next prime is 31112140333. The reversal of 31112140327 is 72304121113.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31112140327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31112140627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15556070163 + 15556070164.

It is an arithmetic number, because the mean of its divisors is an integer number (15556070164).

Almost surely, 2^31112140327 is an apocalyptic number.

31112140327 is a deficient number, since it is larger than the sum of its proper divisors (1).

31112140327 is an equidigital number, since it uses as much as digits as its factorization.

31112140327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The spelling of 31112140327 in words is "thirty-one billion, one hundred twelve million, one hundred forty thousand, three hundred twenty-seven".