323212202312321 has 12 divisors (see below), whose sum is σ = 388109978288640. Its totient is φ = 268102287631080.

The previous prime is 323212202312249. The next prime is 323212202312411. The reversal of 323212202312321 is 123213202212323.

It is not a de Polignac number, because 323212202312321 - 2⁴² = 318814155801217 is a prime.

It is a super-2 number, since 2×323212202312321² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323212202312821) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106389795161 + ... + 106389798198.

It is an arithmetic number, because the mean of its divisors is an integer number (32342498190720).

Almost surely, 2^{323212202312321} is an apocalyptic number.

323212202312321 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

323212202312321 is a deficient number, since it is larger than the sum of its proper divisors (64897775976319).

323212202312321 is a wasteful number, since it uses less digits than its factorization.

323212202312321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212779593404 (or 212779593397 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 323212202312321 its reverse (123213202212323), we get a palindrome (446425404524644).

The spelling of 323212202312321 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred two million, three hundred twelve thousand, three hundred twenty-one".