21322233323 has 16 divisors (see below), whose sum is σ = 22695266880. Its totient is φ = 19962571776.

The previous prime is 21322233253. The next prime is 21322233367. The reversal of 21322233323 is 32333222312.

It is not a de Polignac number, because 21322233323 - 2¹⁴ = 21322216939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21322233292 and 21322233301.

It is not an unprimeable number, because it can be changed into a prime (21322233223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5658386 + ... + 5662152.

It is an arithmetic number, because the mean of its divisors is an integer number (1418454180).

Almost surely, 2^21322233323 is an apocalyptic number.

21322233323 is a deficient number, since it is larger than the sum of its proper divisors (1373033557).

21322233323 is a wasteful number, since it uses less digits than its factorization.

21322233323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5446.

The product of its digits is 7776, while the sum is 26.

Adding to 21322233323 its reverse (32333222312), we get a palindrome (53655455635).

The spelling of 21322233323 in words is "twenty-one billion, three hundred twenty-two million, two hundred thirty-three thousand, three hundred twenty-three".