321210132012331 has 8 divisors (see below), whose sum is σ = 321241785513264. Its totient is φ = 321178479229440.

The previous prime is 321210132012323. The next prime is 321210132012383. The reversal of 321210132012331 is 133210231012123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321210132012331 - 2³ = 321210132012323 is a prime.

It is a super-2 number, since 2×321210132012331² (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 = 321210132012296 and 321210132012305.

It is not an unprimeable number, because it can be changed into a prime (321210132012131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1432154460 + ... + 1432378726.

It is an arithmetic number, because the mean of its divisors is an integer number (40155223189158).

Almost surely, 2^{321210132012331} is an apocalyptic number.

321210132012331 is a deficient number, since it is larger than the sum of its proper divisors (31653500933).

321210132012331 is a wasteful number, since it uses less digits than its factorization.

321210132012331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359021.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 321210132012331 its reverse (133210231012123), we get a palindrome (454420363024454).

The spelling of 321210132012331 in words is "three hundred twenty-one trillion, two hundred ten billion, one hundred thirty-two million, twelve thousand, three hundred thirty-one".