21213322002302 has 32 divisors (see below), whose sum is σ = 32497080757632. Its totient is φ = 10381914079264.

The previous prime is 21213322002253. The next prime is 21213322002329. The reversal of 21213322002302 is 20320022331212.

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, 574136993 + ... + 574173939.

It is an arithmetic number, because the mean of its divisors is an integer number (1015533773676).

Almost surely, 2^{21213322002302} is an apocalyptic number.

21213322002302 is a deficient number, since it is larger than the sum of its proper divisors (11283758755330).

21213322002302 is a wasteful number, since it uses less digits than its factorization.

21213322002302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49672.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 21213322002302 its reverse (20320022331212), we get a palindrome (41533344333514).

The spelling of 21213322002302 in words is "twenty-one trillion, two hundred thirteen billion, three hundred twenty-two million, two thousand, three hundred two".