113022123211 has 4 divisors (see below), whose sum is σ = 117936128592. Its totient is φ = 108108117832.

The previous prime is 113022123209. The next prime is 113022123241. The reversal of 113022123211 is 112321220311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112321220311 = 22727 ⋅4942193.

It is a cyclic number.

It is not a de Polignac number, because 113022123211 - 2¹ = 113022123209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113022123241) 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, 2457002656 + ... + 2457002701.

It is an arithmetic number, because the mean of its divisors is an integer number (29484032148).

Almost surely, 2^113022123211 is an apocalyptic number.

113022123211 is a deficient number, since it is larger than the sum of its proper divisors (4914005381).

113022123211 is an equidigital number, since it uses as much as digits as its factorization.

113022123211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4914005380.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 113022123211 its reverse (112321220311), we get a palindrome (225343343522).

The spelling of 113022123211 in words is "one hundred thirteen billion, twenty-two million, one hundred twenty-three thousand, two hundred eleven".