111225412 has 24 divisors (see below), whose sum is σ = 196922880. Its totient is φ = 54966240.

The previous prime is 111225403. The next prime is 111225431. The reversal of 111225412 is 214522111.

It is a self number, because there is not a number n which added to its sum of digits gives 111225412.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150139 + ... + 150877.

It is an arithmetic number, because the mean of its divisors is an integer number (8205120).

Almost surely, 2^111225412 is an apocalyptic number.

It is an amenable number.

111225412 is a deficient number, since it is larger than the sum of its proper divisors (85697468).

111225412 is a wasteful number, since it uses less digits than its factorization.

111225412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131 (or 1129 counting only the distinct ones).

The product of its digits is 160, while the sum is 19.

The square root of 111225412 is about 10546.3459074696. The cubic root of 111225412 is about 480.9146506817.

Adding to 111225412 its reverse (214522111), we get a palindrome (325747523).

The spelling of 111225412 in words is "one hundred eleven million, two hundred twenty-five thousand, four hundred twelve".