111112030312 has 32 divisors (see below), whose sum is σ = 210461836680. Its totient is φ = 54989209600.

The previous prime is 111112030307. The next prime is 111112030319. The reversal of 111112030312 is 213030211111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 110972931876 + 139098436 = 333126^2 + 11794^2 .

It is not an unprimeable number, because it can be changed into a prime (111112030319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2884008 + ... + 2922280.

Almost surely, 2^111112030312 is an apocalyptic number.

It is an amenable number.

111112030312 is a deficient number, since it is larger than the sum of its proper divisors (99349806368).

111112030312 is a wasteful number, since it uses less digits than its factorization.

111112030312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41973 (or 41969 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111112030312 its reverse (213030211111), we get a palindrome (324142241423).

The spelling of 111112030312 in words is "one hundred eleven billion, one hundred twelve million, thirty thousand, three hundred twelve".