4222123321 has 8 divisors (see below), whose sum is σ = 4604458880. Its totient is φ = 3848010192.

The previous prime is 4222123313. The next prime is 4222123387. The reversal of 4222123321 is 1233212224.

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

It is not a de Polignac number, because 4222123321 - 2³ = 4222123313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4222123292 and 4222123301.

It is not an unprimeable number, because it can be changed into a prime (4222124321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2054535 + ... + 2056588.

It is an arithmetic number, because the mean of its divisors is an integer number (575557360).

Almost surely, 2^4222123321 is an apocalyptic number.

It is an amenable number.

4222123321 is a deficient number, since it is larger than the sum of its proper divisors (382335559).

4222123321 is a wasteful number, since it uses less digits than its factorization.

4222123321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111215.

The product of its digits is 1152, while the sum is 22.

The square root of 4222123321 is about 64977.8679320890. The cubic root of 4222123321 is about 1616.2565753657.

Adding to 4222123321 its reverse (1233212224), we get a palindrome (5455335545).

The spelling of 4222123321 in words is "four billion, two hundred twenty-two million, one hundred twenty-three thousand, three hundred twenty-one".