222120302123 has 8 divisors (see below), whose sum is σ = 233893315920. Its totient is φ = 210355535520.

The previous prime is 222120302087. The next prime is 222120302153. The reversal of 222120302123 is 321203021222.

It is a happy number.

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 222120302123 - 2²⁰ = 222119253547 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222120302095 and 222120302104.

It is not an unprimeable number, because it can be changed into a prime (222120302153) 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, 2006468 + ... + 2114273.

It is an arithmetic number, because the mean of its divisors is an integer number (29236664490).

Almost surely, 2^222120302123 is an apocalyptic number.

222120302123 is a deficient number, since it is larger than the sum of its proper divisors (11773013797).

222120302123 is a wasteful number, since it uses less digits than its factorization.

222120302123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4123597.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 222120302123 its reverse (321203021222), we get a palindrome (543323323345).

The spelling of 222120302123 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred two thousand, one hundred twenty-three".