213223031311163 has 2 divisors, whose sum is σ = 213223031311164. Its totient is φ = 213223031311162.

The previous prime is 213223031311139. The next prime is 213223031311247. The reversal of 213223031311163 is 361113130322312.

213223031311163 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 213223031311163 - 2¹² = 213223031307067 is a prime.

It is a super-2 number, since 2×213223031311163² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (213223031311363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106611515655581 + 106611515655582.

It is an arithmetic number, because the mean of its divisors is an integer number (106611515655582).

Almost surely, 2^{213223031311163} is an apocalyptic number.

213223031311163 is a deficient number, since it is larger than the sum of its proper divisors (1).

213223031311163 is an equidigital number, since it uses as much as digits as its factorization.

213223031311163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

Adding to 213223031311163 its reverse (361113130322312), we get a palindrome (574336161633475).

The spelling of 213223031311163 in words is "two hundred thirteen trillion, two hundred twenty-three billion, thirty-one million, three hundred eleven thousand, one hundred sixty-three".