23043411011 has 4 divisors (see below), whose sum is σ = 23267133552. Its totient is φ = 22819688472.

The previous prime is 23043410977. The next prime is 23043411023. The reversal of 23043411011 is 11011434032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23043411011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23043411211) 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, 111861116 + ... + 111861321.

It is an arithmetic number, because the mean of its divisors is an integer number (5816783388).

Almost surely, 2^23043411011 is an apocalyptic number.

23043411011 is a deficient number, since it is larger than the sum of its proper divisors (223722541).

23043411011 is a wasteful number, since it uses less digits than its factorization.

23043411011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223722540.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 23043411011 its reverse (11011434032), we get a palindrome (34054845043).

The spelling of 23043411011 in words is "twenty-three billion, forty-three million, four hundred eleven thousand, eleven".