23443442011 has 16 divisors (see below), whose sum is σ = 26942054400. Its totient is φ = 20174508000.

The previous prime is 23443441963. The next prime is 23443442021. The reversal of 23443442011 is 11024434432.

It is a cyclic number.

It is not a de Polignac number, because 23443442011 - 2¹⁵ = 23443409243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23443442021) 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 15 ways as a sum of consecutive naturals, for example, 223461 + ... + 311161.

It is an arithmetic number, because the mean of its divisors is an integer number (1683878400).

Almost surely, 2^23443442011 is an apocalyptic number.

23443442011 is a deficient number, since it is larger than the sum of its proper divisors (3498612389).

23443442011 is a wasteful number, since it uses less digits than its factorization.

23443442011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89010.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 23443442011 its reverse (11024434432), we get a palindrome (34467876443).

The spelling of 23443442011 in words is "twenty-three billion, four hundred forty-three million, four hundred forty-two thousand, eleven".