21334332322 has 4 divisors (see below), whose sum is σ = 32001498486. Its totient is φ = 10667166160.

The previous prime is 21334332317. The next prime is 21334332337. The reversal of 21334332322 is 22323343312.

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

It can be written as a sum of positive squares in only one way, i.e., 11994849441 + 9339482881 = 109521^2 + 96641^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5333583079 + ... + 5333583082.

Almost surely, 2^21334332322 is an apocalyptic number.

21334332322 is a deficient number, since it is larger than the sum of its proper divisors (10667166164).

21334332322 is a wasteful number, since it uses less digits than its factorization.

21334332322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10667166163.

The product of its digits is 15552, while the sum is 28.

Adding to 21334332322 its reverse (22323343312), we get a palindrome (43657675634).

The spelling of 21334332322 in words is "twenty-one billion, three hundred thirty-four million, three hundred thirty-two thousand, three hundred twenty-two".