321032044252 has 12 divisors (see below), whose sum is σ = 566094674376. Its totient is φ = 159290708720.

The previous prime is 321032044159. The next prime is 321032044279. The reversal of 321032044252 is 252440230123.

It is a self number, because there is not a number n which added to its sum of digits gives 321032044252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306327763 + ... + 306328810.

It is an arithmetic number, because the mean of its divisors is an integer number (47174556198).

Almost surely, 2^321032044252 is an apocalyptic number.

It is an amenable number.

321032044252 is a deficient number, since it is larger than the sum of its proper divisors (245062630124).

321032044252 is a wasteful number, since it uses less digits than its factorization.

321032044252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612656708 (or 612656706 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 321032044252 its reverse (252440230123), we get a palindrome (573472274375).

The spelling of 321032044252 in words is "three hundred twenty-one billion, thirty-two million, forty-four thousand, two hundred fifty-two".