2122321001 has 8 divisors (see below), whose sum is σ = 2131382400. Its totient is φ = 2113277328.

The previous prime is 2122320989. The next prime is 2122321009. The reversal of 2122321001 is 1001232212.

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 2122321001 - 2¹⁰ = 2122319977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122321009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270800 + ... + 278526.

It is an arithmetic number, because the mean of its divisors is an integer number (266422800).

Almost surely, 2^2122321001 is an apocalyptic number.

It is an amenable number.

2122321001 is a deficient number, since it is larger than the sum of its proper divisors (9061399).

2122321001 is an equidigital number, since it uses as much as digits as its factorization.

2122321001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8863.

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

The square root of 2122321001 is about 46068.6552983696. The cubic root of 2122321001 is about 1285.1002966928.

Adding to 2122321001 its reverse (1001232212), we get a palindrome (3123553213).

It can be divided in two parts, 21223 and 21001, that added together give a palindrome (42224).

The spelling of 2122321001 in words is "two billion, one hundred twenty-two million, three hundred twenty-one thousand, one".