23221240043 has 8 divisors (see below), whose sum is σ = 23355678720. Its totient is φ = 23086935720.

The previous prime is 23221240037. The next prime is 23221240057. The reversal of 23221240043 is 34004212232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23221240043 - 2²⁸ = 22952804587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23221240543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324038 + ... + 389156.

It is an arithmetic number, because the mean of its divisors is an integer number (2919459840).

Almost surely, 2^23221240043 is an apocalyptic number.

23221240043 is a deficient number, since it is larger than the sum of its proper divisors (134438677).

23221240043 is a wasteful number, since it uses less digits than its factorization.

23221240043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67177.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 23221240043 its reverse (34004212232), we get a palindrome (57225452275).

The spelling of 23221240043 in words is "twenty-three billion, two hundred twenty-one million, two hundred forty thousand, forty-three".