2003122316 has 24 divisors (see below), whose sum is σ = 3831466800. Its totient is φ = 910717632.

The previous prime is 2003122313. The next prime is 2003122327. The reversal of 2003122316 is 6132213002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2003122313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283991 + ... + 290958.

It is an arithmetic number, because the mean of its divisors is an integer number (159644450).

Almost surely, 2^2003122316 is an apocalyptic number.

2003122316 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2003122316 is a deficient number, since it is larger than the sum of its proper divisors (1828344484).

2003122316 is a wasteful number, since it uses less digits than its factorization.

2003122316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575033 (or 575031 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2003122316 is about 44756.2544902944. The cubic root of 2003122316 is about 1260.5763542773.

Adding to 2003122316 its reverse (6132213002), we get a palindrome (8135335318).

The spelling of 2003122316 in words is "two billion, three million, one hundred twenty-two thousand, three hundred sixteen".