2011333242 has 16 divisors (see below), whose sum is σ = 4032272160. Its totient is φ = 668843472.

The previous prime is 2011333237. The next prime is 2011333243. The reversal of 2011333242 is 2423331102.

It is a super-2 number, since 2×2011333242² = 8090922820748461128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2011333243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397513 + ... + 402540.

It is an arithmetic number, because the mean of its divisors is an integer number (252017010).

Almost surely, 2^2011333242 is an apocalyptic number.

2011333242 is an abundant number, since it is smaller than the sum of its proper divisors (2020938918).

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

2011333242 is a wasteful number, since it uses less digits than its factorization.

2011333242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800477.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2011333242 is about 44847.8900507036. The cubic root of 2011333242 is about 1262.2964004849.

Adding to 2011333242 its reverse (2423331102), we get a palindrome (4434664344).

The spelling of 2011333242 in words is "two billion, eleven million, three hundred thirty-three thousand, two hundred forty-two".