22115305133 has 2 divisors, whose sum is σ = 22115305134. Its totient is φ = 22115305132.

The previous prime is 22115305099. The next prime is 22115305153. The reversal of 22115305133 is 33150351122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22099200964 + 16104169 = 148658^2 + 4013^2 .

It is a cyclic number.

It is not a de Polignac number, because 22115305133 - 2²² = 22111110829 is a prime.

It is a super-2 number, since 2×22115305133² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22115305153) 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, 11057652566 + 11057652567.

It is an arithmetic number, because the mean of its divisors is an integer number (11057652567).

Almost surely, 2^22115305133 is an apocalyptic number.

It is an amenable number.

22115305133 is a deficient number, since it is larger than the sum of its proper divisors (1).

22115305133 is an equidigital number, since it uses as much as digits as its factorization.

22115305133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 22115305133 its reverse (33150351122), we get a palindrome (55265656255).

The spelling of 22115305133 in words is "twenty-two billion, one hundred fifteen million, three hundred five thousand, one hundred thirty-three".