2000001232320 has 1008 divisors, whose sum is σ = 8179181629920. Its totient is φ = 410401603584.

The previous prime is 2000001232319. The next prime is 2000001232343. The reversal of 2000001232320 is 232321000002.

It is a super-2 number, since 2×2000001232320² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2000001232320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 837169686 + ... + 837172074.

It is an arithmetic number, because the mean of its divisors is an integer number (8114267490).

Almost surely, 2^{2000001232320} is an apocalyptic number.

2000001232320 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 2000001232320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4089590814960).

2000001232320 is an abundant number, since it is smaller than the sum of its proper divisors (6179180397600).

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

2000001232320 is a wasteful number, since it uses less digits than its factorization.

2000001232320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2510 (or 2456 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 2000001232320 its reverse (232321000002), we get a palindrome (2232322232322).

The spelling of 2000001232320 in words is "two trillion, one million, two hundred thirty-two thousand, three hundred twenty".