323212210330381 has 2 divisors, whose sum is σ = 323212210330382. Its totient is φ = 323212210330380.

The previous prime is 323212210330279. The next prime is 323212210330391. The reversal of 323212210330381 is 183033012212323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 292203639421225 + 31008570909156 = 17093965^2 + 5568534^2 .

It is a cyclic number.

It is not a de Polignac number, because 323212210330381 - 2⁷ = 323212210330253 is a prime.

It is a super-2 number, since 2×323212210330381² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323212210330391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606105165190 + 161606105165191.

It is an arithmetic number, because the mean of its divisors is an integer number (161606105165191).

Almost surely, 2^{323212210330381} is an apocalyptic number.

It is an amenable number.

323212210330381 is a deficient number, since it is larger than the sum of its proper divisors (1).

323212210330381 is an equidigital number, since it uses as much as digits as its factorization.

323212210330381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 323212210330381 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred ten million, three hundred thirty thousand, three hundred eighty-one".