22327237321 has 2 divisors, whose sum is σ = 22327237322. Its totient is φ = 22327237320.

The previous prime is 22327237313. The next prime is 22327237363. The reversal of 22327237321 is 12373272322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13797791296 + 8529446025 = 117464^2 + 92355^2 .

It is a cyclic number.

It is not a de Polignac number, because 22327237321 - 2³ = 22327237313 is a prime.

It is a super-3 number, since 3×22327237321³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22327232321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11163618660 + 11163618661.

It is an arithmetic number, because the mean of its divisors is an integer number (11163618661).

Almost surely, 2^22327237321 is an apocalyptic number.

It is an amenable number.

22327237321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22327237321 is an equidigital number, since it uses as much as digits as its factorization.

22327237321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 34.

The spelling of 22327237321 in words is "twenty-two billion, three hundred twenty-seven million, two hundred thirty-seven thousand, three hundred twenty-one".