11162222497 has 2 divisors, whose sum is σ = 11162222498. Its totient is φ = 11162222496.

The previous prime is 11162222447. The next prime is 11162222509. The reversal of 11162222497 is 79422226111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8964113041 + 2198109456 = 94679^2 + 46884^2 .

It is a cyclic number.

It is not a de Polignac number, because 11162222497 - 2⁷ = 11162222369 is a prime.

It is a super-2 number, since 2×11162222497² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11162222417) 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, 5581111248 + 5581111249.

It is an arithmetic number, because the mean of its divisors is an integer number (5581111249).

Almost surely, 2^11162222497 is an apocalyptic number.

It is an amenable number.

11162222497 is a deficient number, since it is larger than the sum of its proper divisors (1).

11162222497 is an equidigital number, since it uses as much as digits as its factorization.

11162222497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The spelling of 11162222497 in words is "eleven billion, one hundred sixty-two million, two hundred twenty-two thousand, four hundred ninety-seven".