23222233321 has 6 divisors (see below), whose sum is σ = 27013618410. Its totient is φ = 19904771376.

The previous prime is 23222233301. The next prime is 23222233351. The reversal of 23222233321 is 12333222232.

It can be written as a sum of positive squares in only one way, i.e., 11673722025 + 11548511296 = 108045^2 + 107464^2 .

It is not a de Polignac number, because 23222233321 - 2⁷ = 23222233193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23222233301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 236961516 + ... + 236961613.

It is an arithmetic number, because the mean of its divisors is an integer number (4502269735).

Almost surely, 2^23222233321 is an apocalyptic number.

It is an amenable number.

23222233321 is a deficient number, since it is larger than the sum of its proper divisors (3791385089).

23222233321 is an equidigital number, since it uses as much as digits as its factorization.

23222233321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473923143 (or 473923136 counting only the distinct ones).

The product of its digits is 5184, while the sum is 25.

Adding to 23222233321 its reverse (12333222232), we get a palindrome (35555455553).

The spelling of 23222233321 in words is "twenty-three billion, two hundred twenty-two million, two hundred thirty-three thousand, three hundred twenty-one".