323134421081 has 2 divisors, whose sum is σ = 323134421082. Its totient is φ = 323134421080.

The previous prime is 323134421039. The next prime is 323134421147. The reversal of 323134421081 is 180124431323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210184654681 + 112949766400 = 458459^2 + 336080^2 .

It is a cyclic number.

It is not a de Polignac number, because 323134421081 - 2⁶ = 323134421017 is a prime.

It is a super-2 number, since 2×323134421081² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (323134421381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161567210540 + 161567210541.

It is an arithmetic number, because the mean of its divisors is an integer number (161567210541).

Almost surely, 2^323134421081 is an apocalyptic number.

It is an amenable number.

323134421081 is a deficient number, since it is larger than the sum of its proper divisors (1).

323134421081 is an equidigital number, since it uses as much as digits as its factorization.

323134421081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 323134421081 in words is "three hundred twenty-three billion, one hundred thirty-four million, four hundred twenty-one thousand, eighty-one".