11112120244 has 12 divisors (see below), whose sum is σ = 20590105284. Its totient is φ = 5229233024.

The previous prime is 11112120233. The next prime is 11112120263. The reversal of 11112120244 is 44202121111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3692020644 + 7420099600 = 60762^2 + 86140^2 .

It is a super-2 number, since 2×11112120244² (a number of 21 digits) contains 22 as substring.

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, 81706699 + ... + 81706834.

It is an arithmetic number, because the mean of its divisors is an integer number (1715842107).

Almost surely, 2^11112120244 is an apocalyptic number.

It is an amenable number.

11112120244 is a deficient number, since it is larger than the sum of its proper divisors (9477985040).

11112120244 is a wasteful number, since it uses less digits than its factorization.

11112120244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163413554 (or 163413552 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11112120244 its reverse (44202121111), we get a palindrome (55314241355).

The spelling of 11112120244 in words is "eleven billion, one hundred twelve million, one hundred twenty thousand, two hundred forty-four".