213001021230163 has 2 divisors, whose sum is σ = 213001021230164. Its totient is φ = 213001021230162.

The previous prime is 213001021230103. The next prime is 213001021230169. The reversal of 213001021230163 is 361032120100312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213001021230163 - 2⁹ = 213001021229651 is a prime.

It is not a weakly prime, because it can be changed into another prime (213001021230169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106500510615081 + 106500510615082.

It is an arithmetic number, because the mean of its divisors is an integer number (106500510615082).

Almost surely, 2^{213001021230163} is an apocalyptic number.

213001021230163 is a deficient number, since it is larger than the sum of its proper divisors (1).

213001021230163 is an equidigital number, since it uses as much as digits as its factorization.

213001021230163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 213001021230163 its reverse (361032120100312), we get a palindrome (574033141330475).

The spelling of 213001021230163 in words is "two hundred thirteen trillion, one billion, twenty-one million, two hundred thirty thousand, one hundred sixty-three".