111402130 has 32 divisors (see below), whose sum is σ = 241234560. Its totient is φ = 36184320.

The previous prime is 111402119. The next prime is 111402143. The reversal of 111402130 is 31204111.

It is a self number, because there is not a number n which added to its sum of digits gives 111402130.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40551 + ... + 43210.

It is an arithmetic number, because the mean of its divisors is an integer number (7538580).

Almost surely, 2^111402130 is an apocalyptic number.

111402130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111402130 is an abundant number, since it is smaller than the sum of its proper divisors (129832430).

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

111402130 is a wasteful number, since it uses less digits than its factorization.

111402130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83794.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 111402130 is about 10554.7207447663. The cubic root of 111402130 is about 481.1692127279.

Adding to 111402130 its reverse (31204111), we get a palindrome (142606241).

The spelling of 111402130 in words is "one hundred eleven million, four hundred two thousand, one hundred thirty".