11122233481 has 2 divisors, whose sum is σ = 11122233482. Its totient is φ = 11122233480.

The previous prime is 11122233403. The next prime is 11122233523. The reversal of 11122233481 is 18433222111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10502970256 + 619263225 = 102484^2 + 24885^2 .

It is a cyclic number.

It is not a de Polignac number, because 11122233481 - 2⁹ = 11122232969 is a prime.

It is a super-2 number, since 2×11122233481² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11122233401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561116740 + 5561116741.

It is an arithmetic number, because the mean of its divisors is an integer number (5561116741).

Almost surely, 2^11122233481 is an apocalyptic number.

It is an amenable number.

11122233481 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122233481 is an equidigital number, since it uses as much as digits as its factorization.

11122233481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 28.

Adding to 11122233481 its reverse (18433222111), we get a palindrome (29555455592).

The spelling of 11122233481 in words is "eleven billion, one hundred twenty-two million, two hundred thirty-three thousand, four hundred eighty-one".