320102012010100 has 72 divisors (see below), whose sum is σ = 705048823674720. Its totient is φ = 126119017960320.

The previous prime is 320102012010073. The next prime is 320102012010113. The reversal of 320102012010100 is 1010210201023.

It is a congruent number.

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, 76959987 + ... + 81012613.

It is an arithmetic number, because the mean of its divisors is an integer number (9792344773260).

Almost surely, 2^{320102012010100} 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 320102012010100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352524411837360).

320102012010100 is an abundant number, since it is smaller than the sum of its proper divisors (384946811664620).

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

320102012010100 is a wasteful number, since it uses less digits than its factorization.

320102012010100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4064497 (or 4064490 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 320102012010100 its reverse (1010210201023), we get a palindrome (321112222211123).

The spelling of 320102012010100 in words is "three hundred twenty trillion, one hundred two billion, twelve million, ten thousand, one hundred".