322310112202381 has 2 divisors, whose sum is σ = 322310112202382. Its totient is φ = 322310112202380.

The previous prime is 322310112202373. The next prime is 322310112202387. The reversal of 322310112202381 is 183202211013223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310032860062500 + 12277252139881 = 17607750^2 + 3503891^2 .

It is a cyclic number.

It is not a de Polignac number, because 322310112202381 - 2³ = 322310112202373 is a prime.

It is a super-2 number, since 2×322310112202381² (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 (322310112202387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161155056101190 + 161155056101191.

It is an arithmetic number, because the mean of its divisors is an integer number (161155056101191).

Almost surely, 2^{322310112202381} is an apocalyptic number.

It is an amenable number.

322310112202381 is a deficient number, since it is larger than the sum of its proper divisors (1).

322310112202381 is an equidigital number, since it uses as much as digits as its factorization.

322310112202381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 322310112202381 in words is "three hundred twenty-two trillion, three hundred ten billion, one hundred twelve million, two hundred two thousand, three hundred eighty-one".