223213231222122 has 32 divisors (see below), whose sum is σ = 466264861212672. Its totient is φ = 71103962731824.

The previous prime is 223213231222057. The next prime is 223213231222129. The reversal of 223213231222122 is 221222132312322.

It is a super-3 number, since 3×223213231222122³ (a number of 44 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 223213231222122.

It is not an unprimeable number, because it can be changed into a prime (223213231222129) 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 15 ways as a sum of consecutive naturals, for example, 743864338 + ... + 744164349.

It is an arithmetic number, because the mean of its divisors is an integer number (14570776912896).

Almost surely, 2^{223213231222122} is an apocalyptic number.

223213231222122 is an abundant number, since it is smaller than the sum of its proper divisors (243051629990550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223213231222122 is a wasteful number, since it uses less digits than its factorization.

223213231222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488029802.

The product of its digits is 13824, while the sum is 30.

Adding to 223213231222122 its reverse (221222132312322), we get a palindrome (444435363534444).

The spelling of 223213231222122 in words is "two hundred twenty-three trillion, two hundred thirteen billion, two hundred thirty-one million, two hundred twenty-two thousand, one hundred twenty-two".