13321020200 has 48 divisors (see below), whose sum is σ = 31127100000. Its totient is φ = 5301616320.

The previous prime is 13321020197. The next prime is 13321020203. The reversal of 13321020200 is 202012331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13321020197) and next prime (13321020203).

It is a super-3 number, since 3×13321020200³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13321020203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127550 + ... + 207149.

It is an arithmetic number, because the mean of its divisors is an integer number (648481250).

Almost surely, 2^13321020200 is an apocalyptic number.

13321020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13321020200 is an abundant number, since it is smaller than the sum of its proper divisors (17806079800).

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

13321020200 is a wasteful number, since it uses less digits than its factorization.

13321020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334914 (or 334905 counting only the distinct ones).

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

Adding to 13321020200 its reverse (202012331), we get a palindrome (13523032531).

The spelling of 13321020200 in words is "thirteen billion, three hundred twenty-one million, twenty thousand, two hundred".