13321003100 has 36 divisors (see below), whose sum is σ = 29380468488. Its totient is φ = 5241048000.

The previous prime is 13321003097. The next prime is 13321003109. The reversal of 13321003100 is 130012331.

It is a super-3 number, since 3×13321003100³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321003109) 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, 1085786 + ... + 1097985.

Almost surely, 2^13321003100 is an apocalyptic number.

13321003100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13321003100 is an abundant number, since it is smaller than the sum of its proper divisors (16059465388).

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

13321003100 is a wasteful number, since it uses less digits than its factorization.

13321003100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2183846 (or 2183839 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 13321003100 its reverse (130012331), we get a palindrome (13451015431).

The spelling of 13321003100 in words is "thirteen billion, three hundred twenty-one million, three thousand, one hundred".