113121303122 has 8 divisors (see below), whose sum is σ = 170085000972. Its totient is φ = 56426302800.

The previous prime is 113121303103. The next prime is 113121303131. The reversal of 113121303122 is 221303121311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 105695861881 + 7425441241 = 325109^2 + 86171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 113121303094 and 113121303103.

It is an unprimeable number.

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, 67173329 + ... + 67175012.

Almost surely, 2^113121303122 is an apocalyptic number.

113121303122 is a deficient number, since it is larger than the sum of its proper divisors (56963697850).

113121303122 is a wasteful number, since it uses less digits than its factorization.

113121303122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134348764.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113121303122 its reverse (221303121311), we get a palindrome (334424424433).

The spelling of 113121303122 in words is "one hundred thirteen billion, one hundred twenty-one million, three hundred three thousand, one hundred twenty-two".