112121012132130 has 128 divisors (see below), whose sum is σ = 274409940810240. Its totient is φ = 29314323118080.

The previous prime is 112121012132117. The next prime is 112121012132137. The reversal of 112121012132130 is 31231210121211.

It is a super-2 number, since 2×112121012132130² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112121012132097 and 112121012132106.

It is not an unprimeable number, because it can be changed into a prime (112121012132137) 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 63 ways as a sum of consecutive naturals, for example, 203870920 + ... + 204420140.

It is an arithmetic number, because the mean of its divisors is an integer number (2143827662580).

Almost surely, 2^{112121012132130} is an apocalyptic number.

112121012132130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112121012132130 is an abundant number, since it is smaller than the sum of its proper divisors (162288928678110).

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

112121012132130 is a wasteful number, since it uses less digits than its factorization.

112121012132130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549964.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 112121012132130 its reverse (31231210121211), we get a palindrome (143352222253341).

The spelling of 112121012132130 in words is "one hundred twelve trillion, one hundred twenty-one billion, twelve million, one hundred thirty-two thousand, one hundred thirty".