112121030130 has 64 divisors (see below), whose sum is σ = 271415577600. Its totient is φ = 29641613760.

The previous prime is 112121030101. The next prime is 112121030141. The reversal of 112121030130 is 31030121211.

It is a happy number.

It is a super-2 number, since 2×112121030130² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1745931 + ... + 1809009.

It is an arithmetic number, because the mean of its divisors is an integer number (4240868400).

Almost surely, 2^112121030130 is an apocalyptic number.

112121030130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112121030130 is an abundant number, since it is smaller than the sum of its proper divisors (159294547470).

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

112121030130 is a wasteful number, since it uses less digits than its factorization.

112121030130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63599.

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

Adding to 112121030130 its reverse (31030121211), we get a palindrome (143151151341).

The spelling of 112121030130 in words is "one hundred twelve billion, one hundred twenty-one million, thirty thousand, one hundred thirty".