223121334443222 has 16 divisors (see below), whose sum is σ = 334971538491744. Its totient is φ = 111464158416000.

The previous prime is 223121334443213. The next prime is 223121334443263. The reversal of 223121334443222 is 222344433121322.

It is a super-3 number, since 3×223121334443222³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132167822 + ... + 133845342.

It is an arithmetic number, because the mean of its divisors is an integer number (20935721155734).

Almost surely, 2^{223121334443222} is an apocalyptic number.

223121334443222 is a deficient number, since it is larger than the sum of its proper divisors (111850204048522).

223121334443222 is a wasteful number, since it uses less digits than its factorization.

223121334443222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735015.

The product of its digits is 331776, while the sum is 38.

Adding to 223121334443222 its reverse (222344433121322), we get a palindrome (445465767564544).

The spelling of 223121334443222 in words is "two hundred twenty-three trillion, one hundred twenty-one billion, three hundred thirty-four million, four hundred forty-three thousand, two hundred twenty-two".