23011111122 has 8 divisors (see below), whose sum is σ = 46022222256. Its totient is φ = 7670370372.

The previous prime is 23011111061. The next prime is 23011111129. The reversal of 23011111122 is 22111111032.

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

23011111122 is an admirable number.

It is a super-2 number, since 2×23011111122² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23011111129) by changing a digit.

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, 1917592588 + ... + 1917592599.

It is an arithmetic number, because the mean of its divisors is an integer number (5752777782).

Almost surely, 2^23011111122 is an apocalyptic number.

23011111122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23011111122 is a wasteful number, since it uses less digits than its factorization.

23011111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3835185192.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 23011111122 its reverse (22111111032), we get a palindrome (45122222154).

The spelling of 23011111122 in words is "twenty-three billion, eleven million, one hundred eleven thousand, one hundred twenty-two".