22440322333021 has 8 divisors (see below), whose sum is σ = 22499955969824. Its totient is φ = 22380704319600.

The previous prime is 22440322333001. The next prime is 22440322333069. The reversal of 22440322333021 is 12033322304422.

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 22440322333021 - 2²¹ = 22440320235869 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 (22440322333001) 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, 1026555 + ... + 6777496.

It is an arithmetic number, because the mean of its divisors is an integer number (2812494496228).

Almost surely, 2^{22440322333021} is an apocalyptic number.

It is an amenable number.

22440322333021 is a deficient number, since it is larger than the sum of its proper divisors (59633636803).

22440322333021 is an equidigital number, since it uses as much as digits as its factorization.

22440322333021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7811691.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 22440322333021 its reverse (12033322304422), we get a palindrome (34473644637443).

The spelling of 22440322333021 in words is "twenty-two trillion, four hundred forty billion, three hundred twenty-two million, three hundred thirty-three thousand, twenty-one".