111512231332 has 12 divisors (see below), whose sum is σ = 203631031296. Its totient is φ = 53331936680.

The previous prime is 111512231269. The next prime is 111512231339. The reversal of 111512231332 is 233132215111.

It is a junction number, because it is equal to n+sod(n) for n = 111512231297 and 111512231306.

It is not an unprimeable number, because it can be changed into a prime (111512231339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606044644 + ... + 606044827.

It is an arithmetic number, because the mean of its divisors is an integer number (16969252608).

Almost surely, 2^111512231332 is an apocalyptic number.

It is an amenable number.

111512231332 is a deficient number, since it is larger than the sum of its proper divisors (92118799964).

111512231332 is a wasteful number, since it uses less digits than its factorization.

111512231332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212089498 (or 1212089496 counting only the distinct ones).

The product of its digits is 1080, while the sum is 25.

Adding to 111512231332 its reverse (233132215111), we get a palindrome (344644446443).

The spelling of 111512231332 in words is "one hundred eleven billion, five hundred twelve million, two hundred thirty-one thousand, three hundred thirty-two".