22023100321 has 4 divisors (see below), whose sum is σ = 22733522944. Its totient is φ = 21312677700.

The previous prime is 22023100303. The next prime is 22023100331. The reversal of 22023100321 is 12300132022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22023100321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22023100295 and 22023100304.

It is not an unprimeable number, because it can be changed into a prime (22023100331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355211265 + ... + 355211326.

It is an arithmetic number, because the mean of its divisors is an integer number (5683380736).

Almost surely, 2^22023100321 is an apocalyptic number.

It is an amenable number.

22023100321 is a deficient number, since it is larger than the sum of its proper divisors (710422623).

22023100321 is an equidigital number, since it uses as much as digits as its factorization.

22023100321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710422622.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 22023100321 its reverse (12300132022), we get a palindrome (34323232343).

The spelling of 22023100321 in words is "twenty-two billion, twenty-three million, one hundred thousand, three hundred twenty-one".