323211100023121 has 2 divisors, whose sum is σ = 323211100023122. Its totient is φ = 323211100023120.

The previous prime is 323211100023109. The next prime is 323211100023131. The reversal of 323211100023121 is 121320001112323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236727795893521 + 86483304129600 = 15385961^2 + 9299640^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323211100023121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 323211100023092 and 323211100023101.

It is not a weakly prime, because it can be changed into another prime (323211100023131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161605550011560 + 161605550011561.

It is an arithmetic number, because the mean of its divisors is an integer number (161605550011561).

Almost surely, 2^{323211100023121} is an apocalyptic number.

It is an amenable number.

323211100023121 is a deficient number, since it is larger than the sum of its proper divisors (1).

323211100023121 is an equidigital number, since it uses as much as digits as its factorization.

323211100023121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 323211100023121 its reverse (121320001112323), we get a palindrome (444531101135444).

The spelling of 323211100023121 in words is "three hundred twenty-three trillion, two hundred eleven billion, one hundred million, twenty-three thousand, one hundred twenty-one".