2011301320 has 32 divisors (see below), whose sum is σ = 5171918400. Its totient is φ = 689588928.

The previous prime is 2011301317. The next prime is 2011301339. The reversal of 2011301320 is 231031102.

It is a self number, because there is not a number n which added to its sum of digits gives 2011301320.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3591330 + ... + 3591889.

It is an arithmetic number, because the mean of its divisors is an integer number (161622450).

Almost surely, 2^2011301320 is an apocalyptic number.

2011301320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011301320 is an abundant number, since it is smaller than the sum of its proper divisors (3160617080).

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

2011301320 is a wasteful number, since it uses less digits than its factorization.

2011301320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7183237 (or 7183233 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2011301320 is about 44847.5341574094. The cubic root of 2011301320 is about 1262.2897224536.

Adding to 2011301320 its reverse (231031102), we get a palindrome (2242332422).

The spelling of 2011301320 in words is "two billion, eleven million, three hundred one thousand, three hundred twenty".