11122420244 has 12 divisors (see below), whose sum is σ = 20961484404. Its totient is φ = 5133424704.

The previous prime is 11122420207. The next prime is 11122420307. The reversal of 11122420244 is 44202422111.

It can be written as a sum of positive squares in 2 ways, for example, as 4978995844 + 6143424400 = 70562^2 + 78380^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106946297 + ... + 106946400.

It is an arithmetic number, because the mean of its divisors is an integer number (1746790367).

Almost surely, 2^11122420244 is an apocalyptic number.

It is an amenable number.

11122420244 is a deficient number, since it is larger than the sum of its proper divisors (9839064160).

11122420244 is a wasteful number, since it uses less digits than its factorization.

11122420244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213892714 (or 213892712 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 11122420244 its reverse (44202422111), we get a palindrome (55324842355).

The spelling of 11122420244 in words is "eleven billion, one hundred twenty-two million, four hundred twenty thousand, two hundred forty-four".