112120031130 has 64 divisors (see below), whose sum is σ = 293017910400. Its totient is φ = 27348330240.

The previous prime is 112120031081. The next prime is 112120031137. The reversal of 112120031130 is 31130021211.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (112120031137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3374881 + ... + 3407940.

It is an arithmetic number, because the mean of its divisors is an integer number (4578404850).

Almost surely, 2^112120031130 is an apocalyptic number.

112120031130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112120031130 is an abundant number, since it is smaller than the sum of its proper divisors (180897879270).

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

112120031130 is a wasteful number, since it uses less digits than its factorization.

112120031130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6782879.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 112120031130 its reverse (31130021211), we get a palindrome (143250052341).

The spelling of 112120031130 in words is "one hundred twelve billion, one hundred twenty million, thirty-one thousand, one hundred thirty".