31300012230239 has 2 divisors, whose sum is σ = 31300012230240. Its totient is φ = 31300012230238.

The previous prime is 31300012230233. The next prime is 31300012230251. The reversal of 31300012230239 is 93203221000313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31300012230239 - 2³⁶ = 31231292753503 is a prime.

It is a super-2 number, since 2×31300012230239² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31300012230233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15650006115119 + 15650006115120.

It is an arithmetic number, because the mean of its divisors is an integer number (15650006115120).

Almost surely, 2^{31300012230239} is an apocalyptic number.

31300012230239 is a deficient number, since it is larger than the sum of its proper divisors (1).

31300012230239 is an equidigital number, since it uses as much as digits as its factorization.

31300012230239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 29.

The spelling of 31300012230239 in words is "thirty-one trillion, three hundred billion, twelve million, two hundred thirty thousand, two hundred thirty-nine".