31431301044419 has 2 divisors, whose sum is σ = 31431301044420. Its totient is φ = 31431301044418.

The previous prime is 31431301044359. The next prime is 31431301044553. The reversal of 31431301044419 is 91444010313413.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31431301044419 - 2³⁶ = 31362581567683 is a prime.

It is a super-2 number, since 2×31431301044419² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (31431301044719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15715650522209 + 15715650522210.

It is an arithmetic number, because the mean of its divisors is an integer number (15715650522210).

Almost surely, 2^{31431301044419} is an apocalyptic number.

31431301044419 is a deficient number, since it is larger than the sum of its proper divisors (1).

31431301044419 is an equidigital number, since it uses as much as digits as its factorization.

31431301044419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 31431301044419 in words is "thirty-one trillion, four hundred thirty-one billion, three hundred one million, forty-four thousand, four hundred nineteen".