222221199999 has 8 divisors (see below), whose sum is σ = 297260064640. Its totient is φ = 147664901016.

The previous prime is 222221199983. The next prime is 222221200031. The reversal of 222221199999 is 999991122222.

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

It is not a de Polignac number, because 222221199999 - 2⁴ = 222221199983 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222221099999) 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, 120640339 + ... + 120642180.

It is an arithmetic number, because the mean of its divisors is an integer number (37157508080).

Almost surely, 2^222221199999 is an apocalyptic number.

222221199999 is a deficient number, since it is larger than the sum of its proper divisors (75038864641).

222221199999 is a wasteful number, since it uses less digits than its factorization.

222221199999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241282829.

The product of its digits is 1889568, while the sum is 57.

It can be divided in two parts, 22222 and 1199999, that added together give a palindrome (1222221).

The spelling of 222221199999 in words is "two hundred twenty-two billion, two hundred twenty-one million, one hundred ninety-nine thousand, nine hundred ninety-nine".