2123020303 has 8 divisors (see below), whose sum is σ = 2196338256. Its totient is φ = 2050728000.

The previous prime is 2123020301. The next prime is 2123020321. The reversal of 2123020303 is 3030203212.

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 2123020303 - 2¹ = 2123020301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123020301) 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 7 ways as a sum of consecutive naturals, for example, 252201 + ... + 260482.

It is an arithmetic number, because the mean of its divisors is an integer number (274542282).

Almost surely, 2^2123020303 is an apocalyptic number.

2123020303 is a deficient number, since it is larger than the sum of its proper divisors (73317953).

2123020303 is a wasteful number, since it uses less digits than its factorization.

2123020303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512825.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2123020303 is about 46076.2444541653. The cubic root of 2123020303 is about 1285.2414274834.

Adding to 2123020303 its reverse (3030203212), we get a palindrome (5153223515).

The spelling of 2123020303 in words is "two billion, one hundred twenty-three million, twenty thousand, three hundred three".