222213000021 has 8 divisors (see below), whose sum is σ = 305841548544. Its totient is φ = 143363225760.

The previous prime is 222213000019. The next prime is 222213000043. The reversal of 222213000021 is 120000312222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222213000021 - 2¹ = 222213000019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222213000071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1194693456 + ... + 1194693641.

It is an arithmetic number, because the mean of its divisors is an integer number (38230193568).

Almost surely, 2^222213000021 is an apocalyptic number.

It is an amenable number.

222213000021 is a deficient number, since it is larger than the sum of its proper divisors (83628548523).

222213000021 is a wasteful number, since it uses less digits than its factorization.

222213000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2389387131.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 222213000021 its reverse (120000312222), we get a palindrome (342213312243).

The spelling of 222213000021 in words is "two hundred twenty-two billion, two hundred thirteen million, twenty-one", and thus it is an aban number.