222123202321222 has 4 divisors (see below), whose sum is σ = 333184803481836. Its totient is φ = 111061601160610.

The previous prime is 222123202321187. The next prime is 222123202321289.

222123202321222 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 55530800580304 + ... + 55530800580307.

It is an arithmetic number, because the mean of its divisors is an integer number (83296200870459).

Almost surely, 2^{222123202321222} is an apocalyptic number.

222123202321222 is a deficient number, since it is larger than the sum of its proper divisors (111061601160614).

222123202321222 is a wasteful number, since it uses less digits than its factorization.

222123202321222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111061601160613.

The product of its (nonzero) digits is 9216, while the sum is 28.

It can be divided in two parts, 22212320 and 2321222, that added together give a palindrome (24533542).

The spelling of 222123202321222 in words is "two hundred twenty-two trillion, one hundred twenty-three billion, two hundred two million, three hundred twenty-one thousand, two hundred twenty-two".