2011320022 has 8 divisors (see below), whose sum is σ = 3017289456. Its totient is φ = 1005556872.

The previous prime is 2011319987. The next prime is 2011320029. The reversal of 2011320022 is 2200231102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2011319984 and 2011320011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011320029) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 24313 + ... + 67924.

It is an arithmetic number, because the mean of its divisors is an integer number (377161182).

Almost surely, 2^2011320022 is an apocalyptic number.

2011320022 is a deficient number, since it is larger than the sum of its proper divisors (1005969434).

2011320022 is a wasteful number, since it uses less digits than its factorization.

2011320022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103142.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2011320022 is about 44847.7426633716. The cubic root of 2011320022 is about 1262.2936348906.

Adding to 2011320022 its reverse (2200231102), we get a palindrome (4211551124).

The spelling of 2011320022 in words is "two billion, eleven million, three hundred twenty thousand, twenty-two".