2002131323200 has 84 divisors (see below), whose sum is σ = 5185783644160. Its totient is φ = 758702384640.

The previous prime is 2002131323131. The next prime is 2002131323207. The reversal of 2002131323200 is 23231312002.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002131323207) 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, 32899392 + ... + 32960191.

Almost surely, 2^{2002131323200} is an apocalyptic number.

2002131323200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002131323200 is an abundant number, since it is smaller than the sum of its proper divisors (3183652320960).

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

2002131323200 is a wasteful number, since it uses less digits than its factorization.

2002131323200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65859624 (or 65859609 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2002131323200 its reverse (23231312002), we get a palindrome (2025362635202).

The spelling of 2002131323200 in words is "two trillion, two billion, one hundred thirty-one million, three hundred twenty-three thousand, two hundred".