2122321003 has 24 divisors (see below), whose sum is σ = 2368106496. Its totient is φ = 1900427760.

The previous prime is 2122320989. The next prime is 2122321009. The reversal of 2122321003 is 3001232212.

It is not a de Polignac number, because 2122321003 - 2²⁵ = 2088766571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122321009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2565876 + ... + 2566702.

It is an arithmetic number, because the mean of its divisors is an integer number (98671104).

Almost surely, 2^2122321003 is an apocalyptic number.

2122321003 is a deficient number, since it is larger than the sum of its proper divisors (245785493).

2122321003 is a wasteful number, since it uses less digits than its factorization.

2122321003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143 (or 1132 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2122321003 is about 46068.6553200764. The cubic root of 2122321003 is about 1285.1002970965.

Adding to 2122321003 its reverse (3001232212), we get a palindrome (5123553215).

The spelling of 2122321003 in words is "two billion, one hundred twenty-two million, three hundred twenty-one thousand, three".