2011012022 has 16 divisors (see below), whose sum is σ = 3179189760. Its totient is φ = 951412392.

The previous prime is 2011012021. The next prime is 2011012043. The reversal of 2011012022 is 2202101102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2011011994 and 2011012012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011012021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 878 + ... + 63425.

It is an arithmetic number, because the mean of its divisors is an integer number (198699360).

Almost surely, 2^2011012022 is an apocalyptic number.

2011012022 is a deficient number, since it is larger than the sum of its proper divisors (1168177738).

2011012022 is a wasteful number, since it uses less digits than its factorization.

2011012022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65147.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2011012022 is about 44844.3086912933. The cubic root of 2011012022 is about 1262.2291985532.

Adding to 2011012022 its reverse (2202101102), we get a palindrome (4213113124).

The spelling of 2011012022 in words is "two billion, eleven million, twelve thousand, twenty-two".