222321222001 has 8 divisors (see below), whose sum is σ = 232007057280. Its totient is φ = 212637028032.

The previous prime is 222321221953. The next prime is 222321222029. The reversal of 222321222001 is 100222123222.

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 222321222001 - 2⁹ = 222321221489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222321222001.

It is not an unprimeable number, because it can be changed into a prime (222321222041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129421 + ... + 679258.

It is an arithmetic number, because the mean of its divisors is an integer number (29000882160).

Almost surely, 2^222321222001 is an apocalyptic number.

It is an amenable number.

222321222001 is a deficient number, since it is larger than the sum of its proper divisors (9685835279).

222321222001 is a wasteful number, since it uses less digits than its factorization.

222321222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820655.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 222321222001 its reverse (100222123222), we get a palindrome (322543345223).

The spelling of 222321222001 in words is "two hundred twenty-two billion, three hundred twenty-one million, two hundred twenty-two thousand, one".