23041344221 has 16 divisors (see below), whose sum is σ = 27312466560. Its totient is φ = 19025668800.

The previous prime is 23041344217. The next prime is 23041344223. The reversal of 23041344221 is 12244314032.

It is a cyclic number.

It is not a de Polignac number, because 23041344221 - 2² = 23041344217 is a prime.

It is a super-2 number, since 2×23041344221² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23041344223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414251 + ... + 466568.

It is an arithmetic number, because the mean of its divisors is an integer number (1707029160).

Almost surely, 2^23041344221 is an apocalyptic number.

It is an amenable number.

23041344221 is a deficient number, since it is larger than the sum of its proper divisors (4271122339).

23041344221 is a wasteful number, since it uses less digits than its factorization.

23041344221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880964.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 23041344221 its reverse (12244314032), we get a palindrome (35285658253).

The spelling of 23041344221 in words is "twenty-three billion, forty-one million, three hundred forty-four thousand, two hundred twenty-one".