21302303102112 has 96 divisors (see below), whose sum is σ = 55963464338880. Its totient is φ = 7095065886720.

The previous prime is 21302303102111. The next prime is 21302303102149. The reversal of 21302303102112 is 21120130320312.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (21302303102111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 779462464 + ... + 779489792.

It is an arithmetic number, because the mean of its divisors is an integer number (582952753530).

Almost surely, 2^{21302303102112} is an apocalyptic number.

It is an amenable number.

21302303102112 is an abundant number, since it is smaller than the sum of its proper divisors (34661161236768).

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

21302303102112 is a wasteful number, since it uses less digits than its factorization.

21302303102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33566 (or 33558 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 21302303102112 its reverse (21120130320312), we get a palindrome (42422433422424).

The spelling of 21302303102112 in words is "twenty-one trillion, three hundred two billion, three hundred three million, one hundred two thousand, one hundred twelve".