31430031010019 has 2 divisors, whose sum is σ = 31430031010020. Its totient is φ = 31430031010018.

The previous prime is 31430031009989. The next prime is 31430031010033. The reversal of 31430031010019 is 91001013003413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31430031010019 - 2²⁰ = 31430029961443 is a prime.

It is a super-2 number, since 2×31430031010019² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31430031010019.

It is not a weakly prime, because it can be changed into another prime (31430031010099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15715015505009 + 15715015505010.

It is an arithmetic number, because the mean of its divisors is an integer number (15715015505010).

Almost surely, 2^{31430031010019} is an apocalyptic number.

31430031010019 is a deficient number, since it is larger than the sum of its proper divisors (1).

31430031010019 is an equidigital number, since it uses as much as digits as its factorization.

31430031010019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 31430031010019 in words is "thirty-one trillion, four hundred thirty billion, thirty-one million, ten thousand, nineteen".