2000311320 has 192 divisors, whose sum is σ = 7046978400. Its totient is φ = 452874240.

The previous prime is 2000311303. The next prime is 2000311349. The reversal of 2000311320 is 231130002.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2000311296 and 2000311305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 639360 + ... + 642480.

Almost surely, 2^2000311320 is an apocalyptic number.

2000311320 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 2000311320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3523489200).

2000311320 is an abundant number, since it is smaller than the sum of its proper divisors (5046667080).

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

2000311320 is a wasteful number, since it uses less digits than its factorization.

2000311320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3258 (or 3247 counting only the distinct ones).

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

The square root of 2000311320 is about 44724.8400779701. The cubic root of 2000311320 is about 1259.9864196067.

Adding to 2000311320 its reverse (231130002), we get a palindrome (2231441322).

The spelling of 2000311320 in words is "two billion, three hundred eleven thousand, three hundred twenty".