22300444221221 has 8 divisors (see below), whose sum is σ = 22943331700224. Its totient is φ = 21666675713760.

The previous prime is 22300444221199. The next prime is 22300444221287. The reversal of 22300444221221 is 12212244400322.

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 22300444221221 - 2⁶ = 22300444221157 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 (22300444221521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2279737925 + ... + 2279747706.

It is an arithmetic number, because the mean of its divisors is an integer number (2867916462528).

Almost surely, 2^{22300444221221} is an apocalyptic number.

It is an amenable number.

22300444221221 is a deficient number, since it is larger than the sum of its proper divisors (642887479003).

22300444221221 is an equidigital number, since it uses as much as digits as its factorization.

22300444221221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4559485771.

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

Adding to 22300444221221 its reverse (12212244400322), we get a palindrome (34512688621543).

The spelling of 22300444221221 in words is "twenty-two trillion, three hundred billion, four hundred forty-four million, two hundred twenty-one thousand, two hundred twenty-one".