112121130 has 32 divisors (see below), whose sum is σ = 293554368. Its totient is φ = 27180800.

The previous prime is 112121117. The next prime is 112121143. The reversal of 112121130 is 31121211.

It is an interprime number because it is at equal distance from previous prime (112121117) and next prime (112121143).

It is a super-2 number, since 2×112121130² = 25142295584953800, which contains 22 as substring.

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, 169551 + ... + 170210.

It is an arithmetic number, because the mean of its divisors is an integer number (9173574).

Almost surely, 2^112121130 is an apocalyptic number.

112121130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112121130 is an abundant number, since it is smaller than the sum of its proper divisors (181433238).

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

112121130 is a wasteful number, since it uses less digits than its factorization.

112121130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339782.

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

The square root of 112121130 is about 10588.7265523291. The cubic root of 112121130 is about 482.2021643525.

Adding to 112121130 its reverse (31121211), we get a palindrome (143242341).

The spelling of 112121130 in words is "one hundred twelve million, one hundred twenty-one thousand, one hundred thirty".