22002231137 has 2 divisors, whose sum is σ = 22002231138. Its totient is φ = 22002231136.

The previous prime is 22002231029. The next prime is 22002231143. The reversal of 22002231137 is 73113220022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12335212096 + 9667019041 = 111064^2 + 98321^2 .

It is a cyclic number.

It is not a de Polignac number, because 22002231137 - 2⁸ = 22002230881 is a prime.

It is not a weakly prime, because it can be changed into another prime (22002231157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001115568 + 11001115569.

It is an arithmetic number, because the mean of its divisors is an integer number (11001115569).

Almost surely, 2^22002231137 is an apocalyptic number.

It is an amenable number.

22002231137 is a deficient number, since it is larger than the sum of its proper divisors (1).

22002231137 is an equidigital number, since it uses as much as digits as its factorization.

22002231137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 22002231137 its reverse (73113220022), we get a palindrome (95115451159).

The spelling of 22002231137 in words is "twenty-two billion, two million, two hundred thirty-one thousand, one hundred thirty-seven".