321103000552 has 64 divisors (see below), whose sum is σ = 631161745920. Its totient is φ = 152859683328.

The previous prime is 321103000507. The next prime is 321103000571. The reversal of 321103000552 is 255000301123.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37608828 + ... + 37617364.

It is an arithmetic number, because the mean of its divisors is an integer number (9861902280).

Almost surely, 2^321103000552 is an apocalyptic number.

It is an amenable number.

321103000552 is a deficient number, since it is larger than the sum of its proper divisors (310058745368).

321103000552 is a wasteful number, since it uses less digits than its factorization.

321103000552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9490 (or 9486 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

Adding to 321103000552 its reverse (255000301123), we get a palindrome (576103301675).

The spelling of 321103000552 in words is "three hundred twenty-one billion, one hundred three million, five hundred fifty-two", and thus it is an aban number.