11122213011131 has 2 divisors, whose sum is σ = 11122213011132. Its totient is φ = 11122213011130.

The previous prime is 11122213011109. The next prime is 11122213011149. The reversal of 11122213011131 is 13111031222111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11122213011131 is a prime.

It is a super-2 number, since 2×11122213011131² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11122213011431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561106505565 + 5561106505566.

It is an arithmetic number, because the mean of its divisors is an integer number (5561106505566).

Almost surely, 2^{11122213011131} is an apocalyptic number.

11122213011131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122213011131 is an equidigital number, since it uses as much as digits as its factorization.

11122213011131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 11122213011131 its reverse (13111031222111), we get a palindrome (24233244233242).

The spelling of 11122213011131 in words is "eleven trillion, one hundred twenty-two billion, two hundred thirteen million, eleven thousand, one hundred thirty-one".