22335022261 has 2 divisors, whose sum is σ = 22335022262. Its totient is φ = 22335022260.

The previous prime is 22335022211. The next prime is 22335022273. The reversal of 22335022261 is 16222053322.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20020835025 + 2314187236 = 141495^2 + 48106^2 .

It is a cyclic number.

It is not a de Polignac number, because 22335022261 - 2²³ = 22326633653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22335022211) 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 as a sum of consecutive naturals, namely, 11167511130 + 11167511131.

It is an arithmetic number, because the mean of its divisors is an integer number (11167511131).

Almost surely, 2^22335022261 is an apocalyptic number.

It is an amenable number.

22335022261 is a deficient number, since it is larger than the sum of its proper divisors (1).

22335022261 is an equidigital number, since it uses as much as digits as its factorization.

22335022261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 22335022261 its reverse (16222053322), we get a palindrome (38557075583).

The spelling of 22335022261 in words is "twenty-two billion, three hundred thirty-five million, twenty-two thousand, two hundred sixty-one".