21323303202 has 8 divisors (see below), whose sum is σ = 42646606416. Its totient is φ = 7107767732.

The previous prime is 21323303189. The next prime is 21323303207. The reversal of 21323303202 is 20230332312.

It is a sphenic number, since it is the product of 3 distinct primes.

21323303202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (21323303207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1776941928 + ... + 1776941939.

It is an arithmetic number, because the mean of its divisors is an integer number (5330825802).

Almost surely, 2^21323303202 is an apocalyptic number.

21323303202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

21323303202 is a wasteful number, since it uses less digits than its factorization.

21323303202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3553883872.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 21323303202 its reverse (20230332312), we get a palindrome (41553635514).

The spelling of 21323303202 in words is "twenty-one billion, three hundred twenty-three million, three hundred three thousand, two hundred two".