323212223100031 has 2 divisors, whose sum is σ = 323212223100032. Its totient is φ = 323212223100030.

The previous prime is 323212223100029. The next prime is 323212223100037. The reversal of 323212223100031 is 130001322212323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323212223100031 - 2¹ = 323212223100029 is a prime.

It is a super-2 number, since 2×323212223100031² (a number of 30 digits) contains 22 as substring.

Together with 323212223100029, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 323212223099969 and 323212223100005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323212223100037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606111550015 + 161606111550016.

It is an arithmetic number, because the mean of its divisors is an integer number (161606111550016).

Almost surely, 2^{323212223100031} is an apocalyptic number.

323212223100031 is a deficient number, since it is larger than the sum of its proper divisors (1).

323212223100031 is an equidigital number, since it uses as much as digits as its factorization.

323212223100031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 323212223100031 its reverse (130001322212323), we get a palindrome (453213545312354).

The spelling of 323212223100031 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred twenty-three million, one hundred thousand, thirty-one".