2300000021200 has 120 divisors (see below), whose sum is σ = 6317632328192. Its totient is φ = 788260584960.

The previous prime is 2300000021177. The next prime is 2300000021261. The reversal of 2300000021200 is 21200000032.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6998977 + ... + 7320223.

Almost surely, 2^{2300000021200} is an apocalyptic number.

2300000021200 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 2300000021200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3158816164096).

2300000021200 is an abundant number, since it is smaller than the sum of its proper divisors (4017632306992).

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

2300000021200 is a wasteful number, since it uses less digits than its factorization.

2300000021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323829 (or 323818 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 2300000021200 its reverse (21200000032), we get a palindrome (2321200021232).

The spelling of 2300000021200 in words is "two trillion, three hundred billion, twenty-one thousand, two hundred".