323223110194121 has 2 divisors, whose sum is σ = 323223110194122. Its totient is φ = 323223110194120.

The previous prime is 323223110194109. The next prime is 323223110194147. The reversal of 323223110194121 is 121491011322323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 318830879258896 + 4392230935225 = 17855836^2 + 2095765^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323223110194121 is a prime.

It is not a weakly prime, because it can be changed into another prime (323223110196121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161611555097060 + 161611555097061.

It is an arithmetic number, because the mean of its divisors is an integer number (161611555097061).

Almost surely, 2^{323223110194121} is an apocalyptic number.

It is an amenable number.

323223110194121 is a deficient number, since it is larger than the sum of its proper divisors (1).

323223110194121 is an equidigital number, since it uses as much as digits as its factorization.

323223110194121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 323223110194121 in words is "three hundred twenty-three trillion, two hundred twenty-three billion, one hundred ten million, one hundred ninety-four thousand, one hundred twenty-one".