213131331199 has 2 divisors, whose sum is σ = 213131331200. Its totient is φ = 213131331198.

The previous prime is 213131331181. The next prime is 213131331263. The reversal of 213131331199 is 991133131312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213131331199 - 2⁷ = 213131331071 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213131331169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106565665599 + 106565665600.

It is an arithmetic number, because the mean of its divisors is an integer number (106565665600).

Almost surely, 2^213131331199 is an apocalyptic number.

213131331199 is a deficient number, since it is larger than the sum of its proper divisors (1).

213131331199 is an equidigital number, since it uses as much as digits as its factorization.

213131331199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13122, while the sum is 37.

The spelling of 213131331199 in words is "two hundred thirteen billion, one hundred thirty-one million, three hundred thirty-one thousand, one hundred ninety-nine".