323138425031 has 2 divisors, whose sum is σ = 323138425032. Its totient is φ = 323138425030.

The previous prime is 323138424953. The next prime is 323138425061. The reversal of 323138425031 is 130524831323.

It is a strong prime.

It is an emirp because it is prime and its reverse (130524831323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323138425031 - 2¹⁴ = 323138408647 is a prime.

It is a super-2 number, since 2×323138425031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 323138424982 and 323138425000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323138425061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161569212515 + 161569212516.

It is an arithmetic number, because the mean of its divisors is an integer number (161569212516).

Almost surely, 2^323138425031 is an apocalyptic number.

323138425031 is a deficient number, since it is larger than the sum of its proper divisors (1).

323138425031 is an equidigital number, since it uses as much as digits as its factorization.

323138425031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 323138425031 in words is "three hundred twenty-three billion, one hundred thirty-eight million, four hundred twenty-five thousand, thirty-one".