222321021123 has 8 divisors (see below), whose sum is σ = 297581445648. Its totient is φ = 147637305344.

The previous prime is 222321021113. The next prime is 222321021149. The reversal of 222321021123 is 321120123222.

222321021123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 222321021123 - 2¹⁶ = 222320955587 is a prime.

It is a super-2 number, since 2×222321021123² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222321021123.

It is not an unprimeable number, because it can be changed into a prime (222321021113) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 144176286 + ... + 144177827.

It is an arithmetic number, because the mean of its divisors is an integer number (37197680706).

Almost surely, 2^222321021123 is an apocalyptic number.

222321021123 is a deficient number, since it is larger than the sum of its proper divisors (75260424525).

222321021123 is a wasteful number, since it uses less digits than its factorization.

222321021123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288354373.

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

Adding to 222321021123 its reverse (321120123222), we get a palindrome (543441144345).

The spelling of 222321021123 in words is "two hundred twenty-two billion, three hundred twenty-one million, twenty-one thousand, one hundred twenty-three".