223222121412121 has 16 divisors (see below), whose sum is σ = 240526681416000. Its totient is φ = 205936657910208.

The previous prime is 223222121412067. The next prime is 223222121412133. The reversal of 223222121412121 is 121214121222322.

It is a cyclic number.

It is not a de Polignac number, because 223222121412121 - 2¹³ = 223222121403929 is a prime.

It is a super-3 number, since 3×223222121412121³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223222121412121.

It is not an unprimeable number, because it can be changed into a prime (223222121412151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 903979530 + ... + 904226428.

It is an arithmetic number, because the mean of its divisors is an integer number (15032917588500).

Almost surely, 2^{223222121412121} is an apocalyptic number.

It is an amenable number.

223222121412121 is a deficient number, since it is larger than the sum of its proper divisors (17304560003879).

223222121412121 is a wasteful number, since it uses less digits than its factorization.

223222121412121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285288.

The product of its digits is 3072, while the sum is 28.

Adding to 223222121412121 its reverse (121214121222322), we get a palindrome (344436242634443).

The spelling of 223222121412121 in words is "two hundred twenty-three trillion, two hundred twenty-two billion, one hundred twenty-one million, four hundred twelve thousand, one hundred twenty-one".