323120133001100 has 72 divisors (see below), whose sum is σ = 720556286289840. Its totient is φ = 125700471751680.

The previous prime is 323120133001093. The next prime is 323120133001117. The reversal of 323120133001100 is 1100331021323.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160251785 + ... + 162255584.

It is an arithmetic number, because the mean of its divisors is an integer number (10007726198470).

Almost surely, 2^{323120133001100} is an apocalyptic number.

It is an amenable number.

323120133001100 is an abundant number, since it is smaller than the sum of its proper divisors (397436153288740).

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

323120133001100 is a wasteful number, since it uses less digits than its factorization.

323120133001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322507659 (or 322507652 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 323120133001100 its reverse (1100331021323), we get a palindrome (324220464022423).

The spelling of 323120133001100 in words is "three hundred twenty-three trillion, one hundred twenty billion, one hundred thirty-three million, one thousand, one hundred".