21302013310102 has 32 divisors (see below), whose sum is σ = 36656873870400. Its totient is φ = 9094656352128.

The previous prime is 21302013310091. The next prime is 21302013310169. The reversal of 21302013310102 is 20101331020312.

It is a self number, because there is not a number n which added to its sum of digits gives 21302013310102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41430348 + ... + 41941360.

It is an arithmetic number, because the mean of its divisors is an integer number (1145527308450).

Almost surely, 2^{21302013310102} is an apocalyptic number.

21302013310102 is a deficient number, since it is larger than the sum of its proper divisors (15354860560298).

21302013310102 is a wasteful number, since it uses less digits than its factorization.

21302013310102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522360.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 21302013310102 its reverse (20101331020312), we get a palindrome (41403344330414).

The spelling of 21302013310102 in words is "twenty-one trillion, three hundred two billion, thirteen million, three hundred ten thousand, one hundred two".