2321122001 has 16 divisors (see below), whose sum is σ = 2548361088. Its totient is φ = 2096630400.

The previous prime is 2321121967. The next prime is 2321122007. The reversal of 2321122001 is 1002211232.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2321122001 - 2¹⁴ = 2321105617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321122007) 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 15 ways as a sum of consecutive naturals, for example, 2272871 + ... + 2273891.

It is an arithmetic number, because the mean of its divisors is an integer number (159272568).

Almost surely, 2^2321122001 is an apocalyptic number.

It is an amenable number.

2321122001 is a deficient number, since it is larger than the sum of its proper divisors (227239087).

2321122001 is a wasteful number, since it uses less digits than its factorization.

2321122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152.

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

The square root of 2321122001 is about 48178.0240462392. The cubic root of 2321122001 is about 1324.0345645072.

Adding to 2321122001 its reverse (1002211232), we get a palindrome (3323333233).

The spelling of 2321122001 in words is "two billion, three hundred twenty-one million, one hundred twenty-two thousand, one".