11122122010511 has 2 divisors, whose sum is σ = 11122122010512. Its totient is φ = 11122122010510.

The previous prime is 11122122010507. The next prime is 11122122010529. The reversal of 11122122010511 is 11501022122111.

11122122010511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11122122010511 - 2² = 11122122010507 is a prime.

It is a super-2 number, since 2×11122122010511² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11122122910511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561061005255 + 5561061005256.

It is an arithmetic number, because the mean of its divisors is an integer number (5561061005256).

Almost surely, 2^{11122122010511} is an apocalyptic number.

11122122010511 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122122010511 is an equidigital number, since it uses as much as digits as its factorization.

11122122010511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 20.

Adding to 11122122010511 its reverse (11501022122111), we get a palindrome (22623144132622).

The spelling of 11122122010511 in words is "eleven trillion, one hundred twenty-two billion, one hundred twenty-two million, ten thousand, five hundred eleven".