2002321430000 has 100 divisors (see below), whose sum is σ = 4860620697240. Its totient is φ = 798813792000.

The previous prime is 2002321429967. The next prime is 2002321430047. The reversal of 2002321430000 is 341232002.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×2002321430000² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3525842 + ... + 4054158.

Almost surely, 2^{2002321430000} is an apocalyptic number.

2002321430000 is a gapful number since it is divisible by the number (20) 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 2002321430000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2430310348620).

2002321430000 is an abundant number, since it is smaller than the sum of its proper divisors (2858299267240).

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

2002321430000 is an equidigital number, since it uses as much as digits as its factorization.

2002321430000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528724 (or 528703 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 2002321430000 its reverse (341232002), we get a palindrome (2002662662002).

The spelling of 2002321430000 in words is "two trillion, two billion, three hundred twenty-one million, four hundred thirty thousand".