23004044241221 has 32 divisors (see below), whose sum is σ = 24509074867200. Its totient is φ = 21516441788160.

The previous prime is 23004044241163. The next prime is 23004044241301. The reversal of 23004044241221 is 12214244040032.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23004044241221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23004044241821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2135733566 + ... + 2135744336.

It is an arithmetic number, because the mean of its divisors is an integer number (765908589600).

Almost surely, 2^{23004044241221} is an apocalyptic number.

It is an amenable number.

23004044241221 is a deficient number, since it is larger than the sum of its proper divisors (1505030625979).

23004044241221 is a wasteful number, since it uses less digits than its factorization.

23004044241221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12329.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 23004044241221 its reverse (12214244040032), we get a palindrome (35218288281253).

The spelling of 23004044241221 in words is "twenty-three trillion, four billion, forty-four million, two hundred forty-one thousand, two hundred twenty-one".