321233241431432 has 32 divisors (see below), whose sum is σ = 657070153930080. Its totient is φ = 146014629720960.

The previous prime is 321233241431429. The next prime is 321233241431441. The reversal of 321233241431432 is 234134142332123.

It is an unprimeable number.

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, 21639443 + ... + 33327645.

It is an arithmetic number, because the mean of its divisors is an integer number (20533442310315).

Almost surely, 2^{321233241431432} is an apocalyptic number.

It is an amenable number.

321233241431432 is an abundant number, since it is smaller than the sum of its proper divisors (335836912498648).

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

321233241431432 is a wasteful number, since it uses less digits than its factorization.

321233241431432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12000533 (or 12000529 counting only the distinct ones).

The product of its digits is 248832, while the sum is 38.

Adding to 321233241431432 its reverse (234134142332123), we get a palindrome (555367383763555).

The spelling of 321233241431432 in words is "three hundred twenty-one trillion, two hundred thirty-three billion, two hundred forty-one million, four hundred thirty-one thousand, four hundred thirty-two".