2003222513 has 32 divisors (see below), whose sum is σ = 2206310400. Its totient is φ = 1813496256.

The previous prime is 2003222509. The next prime is 2003222527. The reversal of 2003222513 is 3152223002.

It is a cyclic number.

It is not a de Polignac number, because 2003222513 - 2² = 2003222509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003222713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5579828 + ... + 5580186.

It is an arithmetic number, because the mean of its divisors is an integer number (68947200).

Almost surely, 2^2003222513 is an apocalyptic number.

2003222513 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2003222513 is a deficient number, since it is larger than the sum of its proper divisors (203087887).

2003222513 is a wasteful number, since it uses less digits than its factorization.

2003222513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2003222513 is about 44757.3738394022. The cubic root of 2003222513 is about 1260.5973721090.

Adding to 2003222513 its reverse (3152223002), we get a palindrome (5155445515).

The spelling of 2003222513 in words is "two billion, three million, two hundred twenty-two thousand, five hundred thirteen".