23111122 has 8 divisors (see below), whose sum is σ = 35404416. Its totient is φ = 11309652.

The previous prime is 23111119. The next prime is 23111149. The reversal of 23111122 is 22111132.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122838 + ... + 123025.

It is an arithmetic number, because the mean of its divisors is an integer number (4425552).

Almost surely, 2^23111122 is an apocalyptic number.

23111122 is a deficient number, since it is larger than the sum of its proper divisors (12293294).

23111122 is a wasteful number, since it uses less digits than its factorization.

23111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245912.

The product of its digits is 24, while the sum is 13.

The square root of 23111122 is about 4807.4028331314. The cubic root of 23111122 is about 284.8439568483.

Adding to 23111122 its reverse (22111132), we get a palindrome (45222254).

The spelling of 23111122 in words is "twenty-three million, one hundred eleven thousand, one hundred twenty-two".