11042422213 has 4 divisors (see below), whose sum is σ = 11151753228. Its totient is φ = 10933091200.

The previous prime is 11042422207. The next prime is 11042422219. The reversal of 11042422213 is 31222424011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31222424011 = 101 ⋅309132911.

It is an interprime number because it is at equal distance from previous prime (11042422207) and next prime (11042422219).

It can be written as a sum of positive squares in 2 ways, for example, as 4871062849 + 6171359364 = 69793^2 + 78558^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11042422213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042422219) 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 in 3 ways as a sum of consecutive naturals, for example, 54665356 + ... + 54665557.

It is an arithmetic number, because the mean of its divisors is an integer number (2787938307).

Almost surely, 2^11042422213 is an apocalyptic number.

It is an amenable number.

11042422213 is a deficient number, since it is larger than the sum of its proper divisors (109331015).

11042422213 is a wasteful number, since it uses less digits than its factorization.

11042422213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109331014.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11042422213 its reverse (31222424011), we get a palindrome (42264846224).

The spelling of 11042422213 in words is "eleven billion, forty-two million, four hundred twenty-two thousand, two hundred thirteen".