2011220233011 has 48 divisors (see below), whose sum is σ = 3356344892160. Its totient is φ = 1148522823360.

The previous prime is 2011220232977. The next prime is 2011220233021. The reversal of 2011220233011 is 1103320221102.

2011220233011 is a `hidden beast` number, since 20 + 112 + 202 + 330 + 1 + 1 = 666.

It is not a de Polignac number, because 2011220233011 - 2⁷ = 2011220232883 is a prime.

It is a super-2 number, since 2×2011220233011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2011220233021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6439056 + ... + 6744173.

It is an arithmetic number, because the mean of its divisors is an integer number (69923851920).

Almost surely, 2^{2011220233011} is an apocalyptic number.

2011220233011 is a deficient number, since it is larger than the sum of its proper divisors (1345124659149).

2011220233011 is a wasteful number, since it uses less digits than its factorization.

2011220233011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13183336 (or 13183333 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2011220233011 its reverse (1103320221102), we get a palindrome (3114540454113).

The spelling of 2011220233011 in words is "two trillion, eleven billion, two hundred twenty million, two hundred thirty-three thousand, eleven".