23110143311 has 4 divisors (see below), whose sum is σ = 23111784192. Its totient is φ = 23108502432.

The previous prime is 23110143307. The next prime is 23110143313. The reversal of 23110143311 is 11334101132.

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 23110143311 - 2² = 23110143307 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 (23110143313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 799130 + ... + 827543.

It is an arithmetic number, because the mean of its divisors is an integer number (5777946048).

Almost surely, 2^23110143311 is an apocalyptic number.

23110143311 is a deficient number, since it is larger than the sum of its proper divisors (1640881).

23110143311 is a wasteful number, since it uses less digits than its factorization.

23110143311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640880.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 23110143311 its reverse (11334101132), we get a palindrome (34444244443).

The spelling of 23110143311 in words is "twenty-three billion, one hundred ten million, one hundred forty-three thousand, three hundred eleven".