321231343013232 has 40 divisors (see below), whose sum is σ = 834938725929984. Its totient is φ = 106420199523264.

The previous prime is 321231343013219. The next prime is 321231343013267. The reversal of 321231343013232 is 232310343132123.

It is a super-2 number, since 2×321231343013232² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321231343013193 and 321231343013202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20528580048 + ... + 20528595695.

Almost surely, 2^{321231343013232} is an apocalyptic number.

It is an amenable number.

321231343013232 is an abundant number, since it is smaller than the sum of its proper divisors (513707382916752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321231343013232 is a wasteful number, since it uses less digits than its factorization.

321231343013232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41057175917 (or 41057175911 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 33.

Adding to 321231343013232 its reverse (232310343132123), we get a palindrome (553541686145355).

The spelling of 321231343013232 in words is "three hundred twenty-one trillion, two hundred thirty-one billion, three hundred forty-three million, thirteen thousand, two hundred thirty-two".