112130130121 has 2 divisors, whose sum is σ = 112130130122. Its totient is φ = 112130130120.

The previous prime is 112130130107. The next prime is 112130130157. The reversal of 112130130121 is 121031031211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111102222400 + 1027907721 = 333320^2 + 32061^2 .

It is a cyclic number.

It is not a de Polignac number, because 112130130121 - 2¹¹ = 112130128073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112130130095 and 112130130104.

It is not a weakly prime, because it can be changed into another prime (112130130421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56065065060 + 56065065061.

It is an arithmetic number, because the mean of its divisors is an integer number (56065065061).

Almost surely, 2^112130130121 is an apocalyptic number.

It is an amenable number.

112130130121 is a deficient number, since it is larger than the sum of its proper divisors (1).

112130130121 is an equidigital number, since it uses as much as digits as its factorization.

112130130121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 112130130121 its reverse (121031031211), we get a palindrome (233161161332).

The spelling of 112130130121 in words is "one hundred twelve billion, one hundred thirty million, one hundred thirty thousand, one hundred twenty-one".