21002013302300 has 18 divisors (see below), whose sum is σ = 45574368866208. Its totient is φ = 8400805320880.

The previous prime is 21002013302273. The next prime is 21002013302317. The reversal of 21002013302300 is 320331020012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 105010066412 + ... + 105010066611.

It is an arithmetic number, because the mean of its divisors is an integer number (2531909381456).

Almost surely, 2^{21002013302300} is an apocalyptic number.

21002013302300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21002013302300 is an abundant number, since it is smaller than the sum of its proper divisors (24572355563908).

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

21002013302300 is a wasteful number, since it uses less digits than its factorization.

21002013302300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210020133037 (or 210020133030 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 21002013302300 its reverse (320331020012), we get a palindrome (21322344322312).

The spelling of 21002013302300 in words is "twenty-one trillion, two billion, thirteen million, three hundred two thousand, three hundred".