13003031002 has 48 divisors (see below), whose sum is σ = 22156025472. Its totient is φ = 5678830080.

The previous prime is 13003030973. The next prime is 13003031011. The reversal of 13003031002 is 20013030031.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5625427 + ... + 5627737.

It is an arithmetic number, because the mean of its divisors is an integer number (461583864).

Almost surely, 2^13003031002 is an apocalyptic number.

13003031002 is a deficient number, since it is larger than the sum of its proper divisors (9152994470).

13003031002 is a wasteful number, since it uses less digits than its factorization.

13003031002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543 (or 2446 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 13003031002 its reverse (20013030031), we get a palindrome (33016061033).

The spelling of 13003031002 in words is "thirteen billion, three million, thirty-one thousand, two".