2120300022300 has 72 divisors (see below), whose sum is σ = 6137659248000. Its totient is φ = 565143798720.

The previous prime is 2120300022287. The next prime is 2120300022307. The reversal of 2120300022300 is 32200030212.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2120300022300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120300022307) 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, 1053880 + ... + 2313279.

Almost surely, 2^{2120300022300} is an apocalyptic number.

2120300022300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120300022300 is an abundant number, since it is smaller than the sum of its proper divisors (4017359225700).

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

2120300022300 is a wasteful number, since it uses less digits than its factorization.

2120300022300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3369275 (or 3369268 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 2120300022300 its reverse (32200030212), we get a palindrome (2152500052512).

The spelling of 2120300022300 in words is "two trillion, one hundred twenty billion, three hundred million, twenty-two thousand, three hundred".