113022312113 has 4 divisors (see below), whose sum is σ = 113057980260. Its totient is φ = 112986643968.

The previous prime is 113022312097. The next prime is 113022312157. The reversal of 113022312113 is 311213220311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311213220311 = 7 ⋅44459031473.

It can be written as a sum of positive squares in 2 ways, for example, as 85551570064 + 27470742049 = 292492^2 + 165743^2 .

It is a cyclic number.

It is not a de Polignac number, because 113022312113 - 2⁴ = 113022312097 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 (113022312173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17829320 + ... + 17835657.

It is an arithmetic number, because the mean of its divisors is an integer number (28264495065).

Almost surely, 2^113022312113 is an apocalyptic number.

It is an amenable number.

113022312113 is a deficient number, since it is larger than the sum of its proper divisors (35668147).

113022312113 is an equidigital number, since it uses as much as digits as its factorization.

113022312113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35668146.

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

Adding to 113022312113 its reverse (311213220311), we get a palindrome (424235532424).

The spelling of 113022312113 in words is "one hundred thirteen billion, twenty-two million, three hundred twelve thousand, one hundred thirteen".