791040422210131 has 2 divisors, whose sum is σ = 791040422210132. Its totient is φ = 791040422210130.

The previous prime is 791040422210123. The next prime is 791040422210177. The reversal of 791040422210131 is 131012224040197.

It is a weak prime.

It is an emirp because it is prime and its reverse (131012224040197) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 791040422210131 - 2³ = 791040422210123 is a prime.

It is a super-2 number, since 2×791040422210131² (a number of 31 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (791040422211131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395520211105065 + 395520211105066.

It is an arithmetic number, because the mean of its divisors is an integer number (395520211105066).

Almost surely, 2^{791040422210131} is an apocalyptic number.

791040422210131 is a deficient number, since it is larger than the sum of its proper divisors (1).

791040422210131 is an equidigital number, since it uses as much as digits as its factorization.

791040422210131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 791040422210131 in words is "seven hundred ninety-one trillion, forty billion, four hundred twenty-two million, two hundred ten thousand, one hundred thirty-one".