2320012100 has 288 divisors, whose sum is σ = 6639575040. Its totient is φ = 684288000.

The previous prime is 2320012091. The next prime is 2320012103. The reversal of 2320012100 is 12100232.

It is a happy number.

It is a super-2 number, since 2×2320012100² = 10764912288292820000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2320012103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7008935 + ... + 7009265.

It is an arithmetic number, because the mean of its divisors is an integer number (23054080).

Almost surely, 2^2320012100 is an apocalyptic number.

2320012100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2320012100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3319787520).

2320012100 is an abundant number, since it is smaller than the sum of its proper divisors (4319562940).

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

2320012100 is a wasteful number, since it uses less digits than its factorization.

2320012100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2320012100 is about 48166.5039212937. The cubic root of 2320012100 is about 1323.8234910720.

Adding to 2320012100 its reverse (12100232), we get a palindrome (2332112332).

The spelling of 2320012100 in words is "two billion, three hundred twenty million, twelve thousand, one hundred".