22113155513 has 2 divisors, whose sum is σ = 22113155514. Its totient is φ = 22113155512.

The previous prime is 22113155483. The next prime is 22113155527. The reversal of 22113155513 is 31555131122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11545932304 + 10567223209 = 107452^2 + 102797^2 .

It is a cyclic number.

It is not a de Polignac number, because 22113155513 - 2²⁰ = 22112106937 is a prime.

It is not a weakly prime, because it can be changed into another prime (22113155543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056577756 + 11056577757.

It is an arithmetic number, because the mean of its divisors is an integer number (11056577757).

Almost surely, 2^22113155513 is an apocalyptic number.

It is an amenable number.

22113155513 is a deficient number, since it is larger than the sum of its proper divisors (1).

22113155513 is an equidigital number, since it uses as much as digits as its factorization.

22113155513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4500, while the sum is 29.

Adding to 22113155513 its reverse (31555131122), we get a palindrome (53668286635).

The spelling of 22113155513 in words is "twenty-two billion, one hundred thirteen million, one hundred fifty-five thousand, five hundred thirteen".