23143434011 has 4 divisors (see below), whose sum is σ = 23372577024. Its totient is φ = 22914291000.

The previous prime is 23143433993. The next prime is 23143434023. The reversal of 23143434011 is 11043434132.

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 23143434011 - 2³⁰ = 22069692187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23143431011) 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, 114571355 + ... + 114571556.

It is an arithmetic number, because the mean of its divisors is an integer number (5843144256).

Almost surely, 2^23143434011 is an apocalyptic number.

23143434011 is a deficient number, since it is larger than the sum of its proper divisors (229143013).

23143434011 is a wasteful number, since it uses less digits than its factorization.

23143434011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229143012.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 23143434011 its reverse (11043434132), we get a palindrome (34186868143).

The spelling of 23143434011 in words is "twenty-three billion, one hundred forty-three million, four hundred thirty-four thousand, eleven".