113342424121 has 2 divisors, whose sum is σ = 113342424122. Its totient is φ = 113342424120.

The previous prime is 113342424113. The next prime is 113342424149. The reversal of 113342424121 is 121424243311.

It is a happy number.

It is an a-pointer prime, because the next prime (113342424149) can be obtained adding 113342424121 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99196652025 + 14145772096 = 314955^2 + 118936^2 .

It is a cyclic number.

It is not a de Polignac number, because 113342424121 - 2³ = 113342424113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113342424121.

It is not a weakly prime, because it can be changed into another prime (113342124121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56671212060 + 56671212061.

It is an arithmetic number, because the mean of its divisors is an integer number (56671212061).

Almost surely, 2^113342424121 is an apocalyptic number.

It is an amenable number.

113342424121 is a deficient number, since it is larger than the sum of its proper divisors (1).

113342424121 is an equidigital number, since it uses as much as digits as its factorization.

113342424121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 28.

Adding to 113342424121 its reverse (121424243311), we get a palindrome (234766667432).

The spelling of 113342424121 in words is "one hundred thirteen billion, three hundred forty-two million, four hundred twenty-four thousand, one hundred twenty-one".