2320744321 has 12 divisors (see below), whose sum is σ = 2817018432. Its totient is φ = 1902721128.

The previous prime is 2320744249. The next prime is 2320744373. The reversal of 2320744321 is 1234470232.

2320744321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2320744321 - 2⁷ = 2320744193 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 2320744321.

It is not an unprimeable number, because it can be changed into a prime (2320744381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1028485 + ... + 1030738.

It is an arithmetic number, because the mean of its divisors is an integer number (234751536).

Almost surely, 2^2320744321 is an apocalyptic number.

It is an amenable number.

2320744321 is a deficient number, since it is larger than the sum of its proper divisors (496274111).

2320744321 is a wasteful number, since it uses less digits than its factorization.

2320744321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059260 (or 2059253 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 2320744321 is about 48174.1042573705. The cubic root of 2320744321 is about 1323.9627474436.

It can be divided in two parts, 23207 and 44321, that added together give a triangular number (67528 = T₃₆₇).

The spelling of 2320744321 in words is "two billion, three hundred twenty million, seven hundred forty-four thousand, three hundred twenty-one".