320100333012 has 72 divisors (see below), whose sum is σ = 856954585760. Its totient is φ = 100464131520.

The previous prime is 320100332957. The next prime is 320100333017. The reversal of 320100333012 is 210333001023.

320100333012 is a `hidden beast` number, since 320 + 1 + 0 + 0 + 3 + 330 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320100333017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1324039 + ... + 1547022.

Almost surely, 2^320100333012 is an apocalyptic number.

It is an amenable number.

320100333012 is an abundant number, since it is smaller than the sum of its proper divisors (536854252748).

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

320100333012 is a wasteful number, since it uses less digits than its factorization.

320100333012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2871253 (or 2871248 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 320100333012 its reverse (210333001023), we get a palindrome (530433334035).

The spelling of 320100333012 in words is "three hundred twenty billion, one hundred million, three hundred thirty-three thousand, twelve".