2011343022 has 96 divisors (see below), whose sum is σ = 4860626400. Its totient is φ = 616232448.

The previous prime is 2011342973. The next prime is 2011343039. The reversal of 2011343022 is 2203431102.

2011343022 is a `hidden beast` number, since 201 + 13 + 430 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2011342986 and 2011343004.

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, 3951304 + ... + 3951812.

It is an arithmetic number, because the mean of its divisors is an integer number (50631525).

Almost surely, 2^2011343022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2011343022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2430313200).

2011343022 is an abundant number, since it is smaller than the sum of its proper divisors (2849283378).

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

2011343022 is a wasteful number, since it uses less digits than its factorization.

2011343022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979 (or 960 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2011343022 is about 44847.9990858009. Note that the first 3 decimals coincide. The cubic root of 2011343022 is about 1262.2984464311.

Adding to 2011343022 its reverse (2203431102), we get a palindrome (4214774124).

The spelling of 2011343022 in words is "two billion, eleven million, three hundred forty-three thousand, twenty-two".