2321040423 has 64 divisors (see below), whose sum is σ = 3569771520. Its totient is φ = 1338480000.

The previous prime is 2321040383. The next prime is 2321040427. The reversal of 2321040423 is 3240401232.

It is not a de Polignac number, because 2321040423 - 2¹⁷ = 2320909351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2321040423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321040427) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9247048 + ... + 9247298.

It is an arithmetic number, because the mean of its divisors is an integer number (55777680).

Almost surely, 2^2321040423 is an apocalyptic number.

2321040423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2321040423 is a deficient number, since it is larger than the sum of its proper divisors (1248731097).

2321040423 is a wasteful number, since it uses less digits than its factorization.

2321040423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377 (or 351 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2321040423 is about 48177.1774079802. The cubic root of 2321040423 is about 1324.0190528484.

Adding to 2321040423 its reverse (3240401232), we get a palindrome (5561441655).

The spelling of 2321040423 in words is "two billion, three hundred twenty-one million, forty thousand, four hundred twenty-three".