113022212123 has 4 divisors (see below), whose sum is σ = 119670577560. Its totient is φ = 106373846688.

The previous prime is 113022212077. The next prime is 113022212131. The reversal of 113022212123 is 321212220311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113022212123 - 2⁶ = 113022212059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113022212095 and 113022212104.

It is not an unprimeable number, because it can be changed into a prime (113022218123) 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, 3324182693 + ... + 3324182726.

It is an arithmetic number, because the mean of its divisors is an integer number (29917644390).

Almost surely, 2^113022212123 is an apocalyptic number.

113022212123 is a deficient number, since it is larger than the sum of its proper divisors (6648365437).

113022212123 is an equidigital number, since it uses as much as digits as its factorization.

113022212123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6648365436.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 113022212123 its reverse (321212220311), we get a palindrome (434234432434).

The spelling of 113022212123 in words is "one hundred thirteen billion, twenty-two million, two hundred twelve thousand, one hundred twenty-three".