222002224421 has 8 divisors (see below), whose sum is σ = 231707865600. Its totient is φ = 212301030832.

The previous prime is 222002224391. The next prime is 222002224427. The reversal of 222002224421 is 124422200222.

222002224421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 222002224421 - 2²² = 221998030117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222002224427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1009685 + ... + 1209738.

It is an arithmetic number, because the mean of its divisors is an integer number (28963483200).

Almost surely, 2^222002224421 is an apocalyptic number.

It is an amenable number.

222002224421 is a deficient number, since it is larger than the sum of its proper divisors (9705641179).

222002224421 is a wasteful number, since it uses less digits than its factorization.

222002224421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223795.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 222002224421 its reverse (124422200222), we get a palindrome (346424424643).

The spelling of 222002224421 in words is "two hundred twenty-two billion, two million, two hundred twenty-four thousand, four hundred twenty-one".