113134411121 has 4 divisors (see below), whose sum is σ = 115893787044. Its totient is φ = 110375035200.

The previous prime is 113134411109. The next prime is 113134411183. The reversal of 113134411121 is 121114431311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 121114431311 = 107 ⋅1131910573.

It can be written as a sum of positive squares in 2 ways, for example, as 49155767521 + 63978643600 = 221711^2 + 252940^2 .

It is a cyclic number.

It is not a de Polignac number, because 113134411121 - 2¹⁸ = 113134148977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113124411121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1379687900 + ... + 1379687981.

It is an arithmetic number, because the mean of its divisors is an integer number (28973446761).

Almost surely, 2^113134411121 is an apocalyptic number.

It is an amenable number.

113134411121 is a deficient number, since it is larger than the sum of its proper divisors (2759375923).

113134411121 is an equidigital number, since it uses as much as digits as its factorization.

113134411121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2759375922.

The product of its digits is 288, while the sum is 23.

Adding to 113134411121 its reverse (121114431311), we get a palindrome (234248842432).

The spelling of 113134411121 in words is "one hundred thirteen billion, one hundred thirty-four million, four hundred eleven thousand, one hundred twenty-one".