2011333023320 has 32 divisors (see below), whose sum is σ = 4525944897600. Its totient is φ = 804453992448.

The previous prime is 2011333023307. The next prime is 2011333023347. The reversal of 2011333023320 is 233203331102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2063360 + ... + 2877519.

It is an arithmetic number, because the mean of its divisors is an integer number (141435778050).

Almost surely, 2^{2011333023320} is an apocalyptic number.

2011333023320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011333023320 is an abundant number, since it is smaller than the sum of its proper divisors (2514611874280).

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

2011333023320 is a wasteful number, since it uses less digits than its factorization.

2011333023320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4951067 (or 4951063 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 2011333023320 its reverse (233203331102), we get a palindrome (2244536354422).

The spelling of 2011333023320 in words is "two trillion, eleven billion, three hundred thirty-three million, twenty-three thousand, three hundred twenty".