223201322121 has 8 divisors (see below), whose sum is σ = 299383809984. Its totient is φ = 147909857840.

The previous prime is 223201322063. The next prime is 223201322159. The reversal of 223201322121 is 121223102322.

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

It is a cyclic number.

It is not a de Polignac number, because 223201322121 - 2¹⁴ = 223201305737 is a prime.

It is a super-3 number, since 3×223201322121³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223201322161) 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 7 ways as a sum of consecutive naturals, for example, 222755310 + ... + 222756311.

It is an arithmetic number, because the mean of its divisors is an integer number (37422976248).

Almost surely, 2^223201322121 is an apocalyptic number.

It is an amenable number.

223201322121 is a deficient number, since it is larger than the sum of its proper divisors (76182487863).

223201322121 is a wasteful number, since it uses less digits than its factorization.

223201322121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445511791.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 223201322121 its reverse (121223102322), we get a palindrome (344424424443).

The spelling of 223201322121 in words is "two hundred twenty-three billion, two hundred one million, three hundred twenty-two thousand, one hundred twenty-one".