2332321021 has 8 divisors (see below), whose sum is σ = 2388400344. Its totient is φ = 2276688960.

The previous prime is 2332321009. The next prime is 2332321063. The reversal of 2332321021 is 1201232332.

It can be written as a sum of positive squares in 4 ways, for example, as 1323940996 + 1008380025 = 36386^2 + 31755^2 .

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 2332321021 - 2¹⁵ = 2332288253 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2332321021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2332321721) 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, 101250 + ... + 122131.

It is an arithmetic number, because the mean of its divisors is an integer number (298550043).

Almost surely, 2^2332321021 is an apocalyptic number.

It is an amenable number.

2332321021 is a deficient number, since it is larger than the sum of its proper divisors (56079323).

2332321021 is a wasteful number, since it uses less digits than its factorization.

2332321021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223631.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2332321021 is about 48294.1095890586. The cubic root of 2332321021 is about 1326.1605630442.

Adding to 2332321021 its reverse (1201232332), we get a palindrome (3533553353).

It can be divided in two parts, 23323 and 21021, that added together give a palindrome (44344).

The spelling of 2332321021 in words is "two billion, three hundred thirty-two million, three hundred twenty-one thousand, twenty-one".