323211123023231 has 4 divisors (see below), whose sum is σ = 323211190461264. Its totient is φ = 323211055585200.

The previous prime is 323211123023161. The next prime is 323211123023281. The reversal of 323211123023231 is 132320321112323.

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 323211123023231 - 2³⁰ = 323210049281407 is a prime.

It is a super-2 number, since 2×323211123023231² (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 = 323211123023194 and 323211123023203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323211123023281) 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, 25930235 + ... + 36315276.

It is an arithmetic number, because the mean of its divisors is an integer number (80802797615316).

Almost surely, 2^{323211123023231} is an apocalyptic number.

323211123023231 is a deficient number, since it is larger than the sum of its proper divisors (67438033).

323211123023231 is an equidigital number, since it uses as much as digits as its factorization.

323211123023231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67438032.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 323211123023231 its reverse (132320321112323), we get a palindrome (455531444135554).

The spelling of 323211123023231 in words is "three hundred twenty-three trillion, two hundred eleven billion, one hundred twenty-three million, twenty-three thousand, two hundred thirty-one".