2321030100 has 72 divisors (see below), whose sum is σ = 6721444800. Its totient is φ = 618394880.

The previous prime is 2321030071. The next prime is 2321030123. The reversal of 2321030100 is 10301232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 427201 + ... + 432599.

It is an arithmetic number, because the mean of its divisors is an integer number (93353400).

Almost surely, 2^2321030100 is an apocalyptic number.

2321030100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321030100 is an abundant number, since it is smaller than the sum of its proper divisors (4400414700).

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

2321030100 is a wasteful number, since it uses less digits than its factorization.

2321030100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6849 (or 6842 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2321030100 is about 48177.0702720703. The cubic root of 2321030100 is about 1324.0170899544.

Adding to 2321030100 its reverse (10301232), we get a palindrome (2331331332).

The spelling of 2321030100 in words is "two billion, three hundred twenty-one million, thirty thousand, one hundred".