13103021200 has 60 divisors (see below), whose sum is σ = 31496063860. Its totient is φ = 5238535680.

The previous prime is 13103021153. The next prime is 13103021329. The reversal of 13103021200 is 212030131.

It can be written as a sum of positive squares in 6 ways, for example, as 2283692944 + 10819328256 = 47788^2 + 104016^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 900382 + ... + 914818.

Almost surely, 2^13103021200 is an apocalyptic number.

13103021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13103021200 is an abundant number, since it is smaller than the sum of its proper divisors (18393042660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13103021200 is a wasteful number, since it uses less digits than its factorization.

13103021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16724 (or 16713 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 13103021200 its reverse (212030131), we get a palindrome (13315051331).

The spelling of 13103021200 in words is "thirteen billion, one hundred three million, twenty-one thousand, two hundred".