323212311000031 has 4 divisors (see below), whose sum is σ = 323212356122472. Its totient is φ = 323212265877592.

The previous prime is 323212311000013. The next prime is 323212311000077. The reversal of 323212311000031 is 130000113212323.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 323212311000031 - 2²⁵ = 323212277445599 is a prime.

It is a super-2 number, since 2×323212311000031² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323212310999966 and 323212311000011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323212311003031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9165460 + ... + 27026473.

It is an arithmetic number, because the mean of its divisors is an integer number (80803089030618).

Almost surely, 2^{323212311000031} is an apocalyptic number.

323212311000031 is a deficient number, since it is larger than the sum of its proper divisors (45122441).

323212311000031 is an equidigital number, since it uses as much as digits as its factorization.

323212311000031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45122440.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 323212311000031 its reverse (130000113212323), we get a palindrome (453212424212354).

The spelling of 323212311000031 in words is "three hundred twenty-three trillion, two hundred twelve billion, three hundred eleven million, thirty-one", and thus it is an aban number.