111400030 has 48 divisors (see below), whose sum is σ = 237145536. Its totient is φ = 37558080.

The previous prime is 111400013. The next prime is 111400087. The reversal of 111400030 is 30004111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28027 + ... + 31753.

It is an arithmetic number, because the mean of its divisors is an integer number (4940532).

Almost surely, 2^111400030 is an apocalyptic number.

111400030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111400030 is an abundant number, since it is smaller than the sum of its proper divisors (125745506).

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

111400030 is a wasteful number, since it uses less digits than its factorization.

111400030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809 (or 3802 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 111400030 is about 10554.6212627455. The cubic root of 111400030 is about 481.1661892618.

Adding to 111400030 its reverse (30004111), we get a palindrome (141404141).

It can be divided in two parts, 11 and 1400030, that added together give a palindrome (1400041).

The spelling of 111400030 in words is "one hundred eleven million, four hundred thousand, thirty".