11122122110287 has 2 divisors, whose sum is σ = 11122122110288. Its totient is φ = 11122122110286.

The previous prime is 11122122110237. The next prime is 11122122110317. The reversal of 11122122110287 is 78201122122111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11122122110287 is a prime.

It is a super-2 number, since 2×11122122110287² (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 (11122122110237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561061055143 + 5561061055144.

It is an arithmetic number, because the mean of its divisors is an integer number (5561061055144).

Almost surely, 2^{11122122110287} is an apocalyptic number.

11122122110287 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122122110287 is an equidigital number, since it uses as much as digits as its factorization.

11122122110287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 31.

Adding to 11122122110287 its reverse (78201122122111), we get a palindrome (89323244232398).

The spelling of 11122122110287 in words is "eleven trillion, one hundred twenty-two billion, one hundred twenty-two million, one hundred ten thousand, two hundred eighty-seven".