2102021312300 has 72 divisors (see below), whose sum is σ = 5614013867616. Its totient is φ = 665255093760.

The previous prime is 2102021312291. The next prime is 2102021312309. The reversal of 2102021312300 is 32131202012.

It is an interprime number because it is at equal distance from previous prime (2102021312291) and next prime (2102021312309).

It is not an unprimeable number, because it can be changed into a prime (2102021312309) 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, 115486577 + ... + 115504776.

It is an arithmetic number, because the mean of its divisors is an integer number (77972414828).

Almost surely, 2^{2102021312300} is an apocalyptic number.

2102021312300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102021312300 is an abundant number, since it is smaller than the sum of its proper divisors (3511992555316).

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

2102021312300 is a wasteful number, since it uses less digits than its factorization.

2102021312300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230991387 (or 230991380 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2102021312300 its reverse (32131202012), we get a palindrome (2134152514312).

The spelling of 2102021312300 in words is "two trillion, one hundred two billion, twenty-one million, three hundred twelve thousand, three hundred".