323211222109973 has 2 divisors, whose sum is σ = 323211222109974. Its totient is φ = 323211222109972.

The previous prime is 323211222109969. The next prime is 323211222110041. The reversal of 323211222109973 is 379901222112323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311410361993329 + 11800860116644 = 17646823^2 + 3435238^2 .

It is an emirp because it is prime and its reverse (379901222112323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323211222109973 - 2² = 323211222109969 is a prime.

It is a super-2 number, since 2×323211222109973² (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 (323211222139973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161605611054986 + 161605611054987.

It is an arithmetic number, because the mean of its divisors is an integer number (161605611054987).

Almost surely, 2^{323211222109973} is an apocalyptic number.

It is an amenable number.

323211222109973 is a deficient number, since it is larger than the sum of its proper divisors (1).

323211222109973 is an equidigital number, since it uses as much as digits as its factorization.

323211222109973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 47.

The spelling of 323211222109973 in words is "three hundred twenty-three trillion, two hundred eleven billion, two hundred twenty-two million, one hundred nine thousand, nine hundred seventy-three".