9721022213303 has 4 divisors (see below), whose sum is σ = 9722264841888. Its totient is φ = 9719779584720.

The previous prime is 9721022213257. The next prime is 9721022213339. The reversal of 9721022213303 is 3033122201279.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9721022213303 - 2²⁰ = 9721021164727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9721022213603) 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, 621302558 + ... + 621318203.

It is an arithmetic number, because the mean of its divisors is an integer number (2430566210472).

Almost surely, 2^{9721022213303} is an apocalyptic number.

9721022213303 is a deficient number, since it is larger than the sum of its proper divisors (1242628585).

9721022213303 is a wasteful number, since it uses less digits than its factorization.

9721022213303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242628584.

The product of its (nonzero) digits is 27216, while the sum is 35.

The spelling of 9721022213303 in words is "nine trillion, seven hundred twenty-one billion, twenty-two million, two hundred thirteen thousand, three hundred three".