113242304012121 has 24 divisors (see below), whose sum is σ = 173217674358144. Its totient is φ = 71044328073600.

The previous prime is 113242304012039. The next prime is 113242304012137. The reversal of 113242304012121 is 121210403242311.

113242304012121 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 4 + 230 + 401 + 2 + 1 + 21 = 666.

It is not a de Polignac number, because 113242304012121 - 2²¹ = 113242301914969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113242304012221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49218501 + ... + 51467906.

It is an arithmetic number, because the mean of its divisors is an integer number (7217403098256).

Almost surely, 2^{113242304012121} is an apocalyptic number.

It is an amenable number.

113242304012121 is a deficient number, since it is larger than the sum of its proper divisors (59975370346023).

113242304012121 is a wasteful number, since it uses less digits than its factorization.

113242304012121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100693781 (or 100693778 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 113242304012121 its reverse (121210403242311), we get a palindrome (234452707254432).

The spelling of 113242304012121 in words is "one hundred thirteen trillion, two hundred forty-two billion, three hundred four million, twelve thousand, one hundred twenty-one".