323212112302381 has 2 divisors, whose sum is σ = 323212112302382. Its totient is φ = 323212112302380.

The previous prime is 323212112302297. The next prime is 323212112302411. The reversal of 323212112302381 is 183203211212323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 291415934086281 + 31796178216100 = 17070909^2 + 5638810^2 .

It is an emirp because it is prime and its reverse (183203211212323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323212112302381 - 2¹⁷ = 323212112171309 is a prime.

It is a super-2 number, since 2×323212112302381² (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 (323212112302181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606056151190 + 161606056151191.

It is an arithmetic number, because the mean of its divisors is an integer number (161606056151191).

Almost surely, 2^{323212112302381} is an apocalyptic number.

It is an amenable number.

323212112302381 is a deficient number, since it is larger than the sum of its proper divisors (1).

323212112302381 is an equidigital number, since it uses as much as digits as its factorization.

323212112302381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 323212112302381 in words is "three hundred twenty-three trillion, two hundred twelve billion, one hundred twelve million, three hundred two thousand, three hundred eighty-one".