322112021 has 8 divisors (see below), whose sum is σ = 401594304. Its totient is φ = 250996320.

The previous prime is 322111991. The next prime is 322112029. The reversal of 322112021 is 120211223.

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 322112021 - 2⁶ = 322111957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 322111987 and 322112005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322112029) 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, 2091560 + ... + 2091713.

It is an arithmetic number, because the mean of its divisors is an integer number (50199288).

Almost surely, 2^322112021 is an apocalyptic number.

It is an amenable number.

322112021 is a deficient number, since it is larger than the sum of its proper divisors (79482283).

322112021 is a wasteful number, since it uses less digits than its factorization.

322112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4183291.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 322112021 is about 17947.4795166341. The cubic root of 322112021 is about 685.4918739725.

Adding to 322112021 its reverse (120211223), we get a palindrome (442323244).

The spelling of 322112021 in words is "three hundred twenty-two million, one hundred twelve thousand, twenty-one".