4440022212321 has 64 divisors (see below), whose sum is σ = 6842511648000. Its totient is φ = 2878532199360.

The previous prime is 4440022212319. The next prime is 4440022212427. The reversal of 4440022212321 is 1232122200444.

It is a happy number.

4440022212321 is a `hidden beast` number, since 4 + 4 + 400 + 2 + 2 + 21 + 232 + 1 = 666.

It is not a de Polignac number, because 4440022212321 - 2¹ = 4440022212319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4440022252321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 169835911 + ... + 169862051.

It is an arithmetic number, because the mean of its divisors is an integer number (106914244500).

Almost surely, 2^{4440022212321} is an apocalyptic number.

It is an amenable number.

4440022212321 is a deficient number, since it is larger than the sum of its proper divisors (2402489435679).

4440022212321 is an equidigital number, since it uses as much as digits as its factorization.

4440022212321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28298 (or 28280 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 4440022212321 its reverse (1232122200444), we get a palindrome (5672144412765).

The spelling of 4440022212321 in words is "four trillion, four hundred forty billion, twenty-two million, two hundred twelve thousand, three hundred twenty-one".