113121130 has 32 divisors (see below), whose sum is σ = 213093504. Its totient is φ = 43154496.

The previous prime is 113121121. The next prime is 113121157. The reversal of 113121130 is 31121311.

It is a self number, because there is not a number n which added to its sum of digits gives 113121130.

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, 127669 + ... + 128551.

It is an arithmetic number, because the mean of its divisors is an integer number (6659172).

Almost surely, 2^113121130 is an apocalyptic number.

113121130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113121130 is a deficient number, since it is larger than the sum of its proper divisors (99972374).

113121130 is a wasteful number, since it uses less digits than its factorization.

113121130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 113121130 is about 10635.8417626439. The cubic root of 113121130 is about 483.6314984148.

Adding to 113121130 its reverse (31121311), we get a palindrome (144242441).

The spelling of 113121130 in words is "one hundred thirteen million, one hundred twenty-one thousand, one hundred thirty".