113441434121 has 4 divisors (see below), whose sum is σ = 113488488144. Its totient is φ = 113394380100.

The previous prime is 113441434103. The next prime is 113441434123. The reversal of 113441434121 is 121434144311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 121434144311 = 1069 ⋅113596019.

It is a cyclic number.

It is not a de Polignac number, because 113441434121 - 2¹⁰ = 113441433097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113441434123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23523395 + ... + 23528216.

It is an arithmetic number, because the mean of its divisors is an integer number (28372122036).

Almost surely, 2^113441434121 is an apocalyptic number.

It is an amenable number.

113441434121 is a deficient number, since it is larger than the sum of its proper divisors (47054023).

113441434121 is an equidigital number, since it uses as much as digits as its factorization.

113441434121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47054022.

The product of its digits is 4608, while the sum is 29.

Adding to 113441434121 its reverse (121434144311), we get a palindrome (234875578432).

The spelling of 113441434121 in words is "one hundred thirteen billion, four hundred forty-one million, four hundred thirty-four thousand, one hundred twenty-one".