13021203000 has 384 divisors, whose sum is σ = 45426064320. Its totient is φ = 3086899200.

The previous prime is 13021202993. The next prime is 13021203007. The reversal of 13021203000 is 30212031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13021202993) and next prime (13021203007).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13021203007) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 32798802 + ... + 32799198.

Almost surely, 2^13021203000 is an apocalyptic number.

13021203000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13021203000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22713032160).

13021203000 is an abundant number, since it is smaller than the sum of its proper divisors (32404861320).

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

13021203000 is a wasteful number, since it uses less digits than its factorization.

13021203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492 (or 449 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 13021203000 its reverse (30212031), we get a palindrome (13051415031).

The spelling of 13021203000 in words is "thirteen billion, twenty-one million, two hundred three thousand".