11112431332 has 12 divisors (see below), whose sum is σ = 19451576620. Its totient is φ = 5554838016.

The previous prime is 11112431321. The next prime is 11112431353. The reversal of 11112431332 is 23313421111.

It can be written as a sum of positive squares in 2 ways, for example, as 4092672676 + 7019758656 = 63974^2 + 83784^2 .

It is a super-2 number, since 2×11112431332² (a number of 21 digits) contains 22 as substring.

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, 326157 + ... + 358612.

Almost surely, 2^11112431332 is an apocalyptic number.

It is an amenable number.

11112431332 is a deficient number, since it is larger than the sum of its proper divisors (8339145288).

11112431332 is a wasteful number, since it uses less digits than its factorization.

11112431332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688830 (or 688828 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

Adding to 11112431332 its reverse (23313421111), we get a palindrome (34425852443).

The spelling of 11112431332 in words is "eleven billion, one hundred twelve million, four hundred thirty-one thousand, three hundred thirty-two".