13200002123 has 48 divisors (see below), whose sum is σ = 17410857984. Its totient is φ = 9717496320.

The previous prime is 13200002117. The next prime is 13200002129. The reversal of 13200002123 is 32120000231.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13200002117) and next prime (13200002129).

It is not a de Polignac number, because 13200002123 - 2¹⁰ = 13200001099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13200002098 and 13200002107.

It is not an unprimeable number, because it can be changed into a prime (13200002129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3041411 + ... + 3045747.

It is an arithmetic number, because the mean of its divisors is an integer number (362726208).

Almost surely, 2^13200002123 is an apocalyptic number.

13200002123 is a deficient number, since it is larger than the sum of its proper divisors (4210855861).

13200002123 is a wasteful number, since it uses less digits than its factorization.

13200002123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4460 (or 4431 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 13200002123 its reverse (32120000231), we get a palindrome (45320002354).

The spelling of 13200002123 in words is "thirteen billion, two hundred million, two thousand, one hundred twenty-three".