213102119965843 has 2 divisors, whose sum is σ = 213102119965844. Its totient is φ = 213102119965842.

The previous prime is 213102119965837. The next prime is 213102119965853. The reversal of 213102119965843 is 348569911201312.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213102119965843 is a prime.

It is not a weakly prime, because it can be changed into another prime (213102119965853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106551059982921 + 106551059982922.

It is an arithmetic number, because the mean of its divisors is an integer number (106551059982922).

Almost surely, 2^{213102119965843} is an apocalyptic number.

213102119965843 is a deficient number, since it is larger than the sum of its proper divisors (1).

213102119965843 is an equidigital number, since it uses as much as digits as its factorization.

213102119965843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2799360, while the sum is 55.

The spelling of 213102119965843 in words is "two hundred thirteen trillion, one hundred two billion, one hundred nineteen million, nine hundred sixty-five thousand, eight hundred forty-three".