213461372699 has 2 divisors, whose sum is σ = 213461372700. Its totient is φ = 213461372698.

The previous prime is 213461372669. The next prime is 213461372779. The reversal of 213461372699 is 996273164312.

213461372699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213461372699 - 2²⁰ = 213460324123 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213461372699.

It is not a weakly prime, because it can be changed into another prime (213461372639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106730686349 + 106730686350.

It is an arithmetic number, because the mean of its divisors is an integer number (106730686350).

Almost surely, 2^213461372699 is an apocalyptic number.

213461372699 is a deficient number, since it is larger than the sum of its proper divisors (1).

213461372699 is an equidigital number, since it uses as much as digits as its factorization.

213461372699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 53.

The spelling of 213461372699 in words is "two hundred thirteen billion, four hundred sixty-one million, three hundred seventy-two thousand, six hundred ninety-nine".