111233130 has 16 divisors (see below), whose sum is σ = 266959584. Its totient is φ = 29662160.

The previous prime is 111233117. The next prime is 111233149. The reversal of 111233130 is 31332111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1853856 + ... + 1853915.

It is an arithmetic number, because the mean of its divisors is an integer number (16684974).

Almost surely, 2^111233130 is an apocalyptic number.

111233130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111233130 is an abundant number, since it is smaller than the sum of its proper divisors (155726454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111233130 is a wasteful number, since it uses less digits than its factorization.

111233130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3707781.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 111233130 is about 10546.7118098486. The cubic root of 111233130 is about 480.9257740792.

Adding to 111233130 its reverse (31332111), we get a palindrome (142565241).

The spelling of 111233130 in words is "one hundred eleven million, two hundred thirty-three thousand, one hundred thirty".