2163123003 has 16 divisors (see below), whose sum is σ = 2907803520. Its totient is φ = 1430281536.

The previous prime is 2163122981. The next prime is 2163123023. The reversal of 2163123003 is 3003213612.

2163123003 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 2163123003 - 2¹⁴ = 2163106619 is a prime.

It is a super-2 number, since 2×2163123003² = 9358202252215476018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2163123023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 765928 + ... + 768746.

It is an arithmetic number, because the mean of its divisors is an integer number (181737720).

Almost surely, 2^2163123003 is an apocalyptic number.

2163123003 is a deficient number, since it is larger than the sum of its proper divisors (744680517).

2163123003 is a wasteful number, since it uses less digits than its factorization.

2163123003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4826.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 2163123003 is about 46509.3861817161. The cubic root of 2163123003 is about 1293.2835053089.

Adding to 2163123003 its reverse (3003213612), we get a palindrome (5166336615).

The spelling of 2163123003 in words is "two billion, one hundred sixty-three million, one hundred twenty-three thousand, three".