321232301994 has 16 divisors (see below), whose sum is σ = 642628586880. Its totient is φ = 107050103520.

The previous prime is 321232301977. The next prime is 321232302007. The reversal of 321232301994 is 499103232123.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6807147 + ... + 6854174.

It is an arithmetic number, because the mean of its divisors is an integer number (40164286680).

Almost surely, 2^321232301994 is an apocalyptic number.

321232301994 is an abundant number, since it is smaller than the sum of its proper divisors (321396284886).

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

321232301994 is a wasteful number, since it uses less digits than its factorization.

321232301994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13665245.

The product of its (nonzero) digits is 69984, while the sum is 39.

The spelling of 321232301994 in words is "three hundred twenty-one billion, two hundred thirty-two million, three hundred one thousand, nine hundred ninety-four".