1003211013200 has 120 divisors (see below), whose sum is σ = 2644015906080. Its totient is φ = 362765708800.

The previous prime is 1003211013169. The next prime is 1003211013221. The reversal of 1003211013200 is 23101123001.

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, 150722 + ... + 1424478.

It is an arithmetic number, because the mean of its divisors is an integer number (22033465884).

Almost surely, 2^{1003211013200} is an apocalyptic number.

1003211013200 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 1003211013200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1322007953040).

1003211013200 is an abundant number, since it is smaller than the sum of its proper divisors (1640804892880).

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

1003211013200 is a wasteful number, since it uses less digits than its factorization.

1003211013200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273965 (or 1273954 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1003211013200 its reverse (23101123001), we get a palindrome (1026312136201).

The spelling of 1003211013200 in words is "one trillion, three billion, two hundred eleven million, thirteen thousand, two hundred".