21302321012202 has 16 divisors (see below), whose sum is σ = 42657305374080. Its totient is φ = 7091996445792.

The previous prime is 21302321012201. The next prime is 21302321012221. The reversal of 21302321012202 is 20221012320312.

It is not an unprimeable number, because it can be changed into a prime (21302321012201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2194300978 + ... + 2194310685.

It is an arithmetic number, because the mean of its divisors is an integer number (2666081585880).

Almost surely, 2^{21302321012202} is an apocalyptic number.

21302321012202 is an abundant number, since it is smaller than the sum of its proper divisors (21354984361878).

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

21302321012202 is a wasteful number, since it uses less digits than its factorization.

21302321012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4388612477.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 21302321012202 its reverse (20221012320312), we get a palindrome (41523333332514).

The spelling of 21302321012202 in words is "twenty-one trillion, three hundred two billion, three hundred twenty-one million, twelve thousand, two hundred two".