323120203122000 has 80 divisors (see below), whose sum is σ = 1041739534884672. Its totient is φ = 86165387497600.

The previous prime is 323120203121953. The next prime is 323120203122007. The reversal of 323120203122000 is 221302021323.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323120203122007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26926677594 + ... + 26926689593.

Almost surely, 2^{323120203122000} is an apocalyptic number.

323120203122000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

323120203122000 is an abundant number, since it is smaller than the sum of its proper divisors (718619331762672).

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

323120203122000 is a wasteful number, since it uses less digits than its factorization.

323120203122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53853367213 (or 53853367197 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 323120203122000 its reverse (221302021323), we get a palindrome (323341505143323).

The spelling of 323120203122000 in words is "three hundred twenty-three trillion, one hundred twenty billion, two hundred three million, one hundred twenty-two thousand".