2322661321 has 4 divisors (see below), whose sum is σ = 2322760212. Its totient is φ = 2322562432.

The previous prime is 2322661283. The next prime is 2322661337. The reversal of 2322661321 is 1231662232.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1549209600 + 773451721 = 39360^2 + 27811^2 .

It is a cyclic number.

It is not a de Polignac number, because 2322661321 - 2¹⁹ = 2322137033 is a prime.

It is a super-2 number, since 2×2322661321² = 10789511224138930082, which contains 22 as substring.

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 2322661321.

It is not an unprimeable number, because it can be changed into a prime (2322661921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8145 + ... + 68641.

It is an arithmetic number, because the mean of its divisors is an integer number (580690053).

Almost surely, 2^2322661321 is an apocalyptic number.

It is an amenable number.

2322661321 is a deficient number, since it is larger than the sum of its proper divisors (98891).

2322661321 is an equidigital number, since it uses as much as digits as its factorization.

2322661321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98890.

The product of its digits is 5184, while the sum is 28.

The square root of 2322661321 is about 48193.9967319582. The cubic root of 2322661321 is about 1324.3271905886.

The spelling of 2322661321 in words is "two billion, three hundred twenty-two million, six hundred sixty-one thousand, three hundred twenty-one".