213036211666163 has 2 divisors, whose sum is σ = 213036211666164. Its totient is φ = 213036211666162.

The previous prime is 213036211666139. The next prime is 213036211666171. The reversal of 213036211666163 is 361666112630312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213036211666163 - 2²² = 213036207471859 is a prime.

It is not a weakly prime, because it can be changed into another prime (213036211666133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106518105833081 + 106518105833082.

It is an arithmetic number, because the mean of its divisors is an integer number (106518105833082).

Almost surely, 2^{213036211666163} is an apocalyptic number.

213036211666163 is a deficient number, since it is larger than the sum of its proper divisors (1).

213036211666163 is an equidigital number, since it uses as much as digits as its factorization.

213036211666163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 47.

The spelling of 213036211666163 in words is "two hundred thirteen trillion, thirty-six billion, two hundred eleven million, six hundred sixty-six thousand, one hundred sixty-three".