323032121000 has 128 divisors (see below), whose sum is σ = 780809103360. Its totient is φ = 124959744000.

The previous prime is 323032120991. The next prime is 323032121003. The reversal of 323032121000 is 121230323.

It is a self number, because there is not a number n which added to its sum of digits gives 323032121000.

It is not an unprimeable number, because it can be changed into a prime (323032121003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64694504 + ... + 64699496.

It is an arithmetic number, because the mean of its divisors is an integer number (6100071120).

Almost surely, 2^323032121000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323032121000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (390404551680).

323032121000 is an abundant number, since it is smaller than the sum of its proper divisors (457776982360).

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

323032121000 is a wasteful number, since it uses less digits than its factorization.

323032121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7132 (or 7118 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 323032121000 its reverse (121230323), we get a palindrome (323153351323).

The spelling of 323032121000 in words is "three hundred twenty-three billion, thirty-two million, one hundred twenty-one thousand".