23023311122111 has 4 divisors (see below), whose sum is σ = 23199061588824. Its totient is φ = 22847560655400.

The previous prime is 23023311122093. The next prime is 23023311122177. The reversal of 23023311122111 is 11122111332032.

It is a happy number.

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 23023311122111 - 2¹⁰ = 23023311121087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23023311722111) 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, 87875233160 + ... + 87875233421.

It is an arithmetic number, because the mean of its divisors is an integer number (5799765397206).

Almost surely, 2^{23023311122111} is an apocalyptic number.

23023311122111 is a deficient number, since it is larger than the sum of its proper divisors (175750466713).

23023311122111 is a wasteful number, since it uses less digits than its factorization.

23023311122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175750466712.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 23023311122111 its reverse (11122111332032), we get a palindrome (34145422454143).

The spelling of 23023311122111 in words is "twenty-three trillion, twenty-three billion, three hundred eleven million, one hundred twenty-two thousand, one hundred eleven".