22420335337 has 2 divisors, whose sum is σ = 22420335338. Its totient is φ = 22420335336.

The previous prime is 22420335307. The next prime is 22420335349. The reversal of 22420335337 is 73353302422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21778675776 + 641659561 = 147576^2 + 25331^2 .

It is a cyclic number.

It is not a de Polignac number, because 22420335337 - 2²³ = 22411946729 is a prime.

It is not a weakly prime, because it can be changed into another prime (22420335307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11210167668 + 11210167669.

It is an arithmetic number, because the mean of its divisors is an integer number (11210167669).

Almost surely, 2^22420335337 is an apocalyptic number.

It is an amenable number.

22420335337 is a deficient number, since it is larger than the sum of its proper divisors (1).

22420335337 is an equidigital number, since it uses as much as digits as its factorization.

22420335337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 34.

Adding to 22420335337 its reverse (73353302422), we get a palindrome (95773637759).

The spelling of 22420335337 in words is "twenty-two billion, four hundred twenty million, three hundred thirty-five thousand, three hundred thirty-seven".