111011312 has 10 divisors (see below), whose sum is σ = 215084448. Its totient is φ = 55505648.

The previous prime is 111011297. The next prime is 111011339. The reversal of 111011312 is 213110111.

It is a happy number.

It is a super-2 number, since 2×111011312² = 24647022783922688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111011293 and 111011302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3469088 + ... + 3469119.

Almost surely, 2^111011312 is an apocalyptic number.

It is an amenable number.

111011312 is a deficient number, since it is larger than the sum of its proper divisors (104073136).

111011312 is an equidigital number, since it uses as much as digits as its factorization.

111011312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6938215 (or 6938209 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 111011312 is about 10536.1905829384. The cubic root of 111011312 is about 480.6058784287.

Adding to 111011312 its reverse (213110111), we get a palindrome (324121423).

The spelling of 111011312 in words is "one hundred eleven million, eleven thousand, three hundred twelve".