2043022313 has 4 divisors (see below), whose sum is σ = 2043535428. Its totient is φ = 2042509200.

The previous prime is 2043022279. The next prime is 2043022337. The reversal of 2043022313 is 3132203402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 631667689 + 1411354624 = 25133^2 + 37568^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043022313 - 2⁶ = 2043022249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043022393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250538 + ... + 258563.

It is an arithmetic number, because the mean of its divisors is an integer number (510883857).

Almost surely, 2^2043022313 is an apocalyptic number.

It is an amenable number.

2043022313 is a deficient number, since it is larger than the sum of its proper divisors (513115).

2043022313 is an equidigital number, since it uses as much as digits as its factorization.

2043022313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513114.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2043022313 is about 45199.8043469217. The cubic root of 2043022313 is about 1268.8911546124.

Adding to 2043022313 its reverse (3132203402), we get a palindrome (5175225715).

The spelling of 2043022313 in words is "two billion, forty-three million, twenty-two thousand, three hundred thirteen".