2011222013233 has 16 divisors (see below), whose sum is σ = 2201762552400. Its totient is φ = 1829394118656.

The previous prime is 2011222013209. The next prime is 2011222013279. The reversal of 2011222013233 is 3323102221102.

It can be written as a sum of positive squares in 8 ways, for example, as 11760968704 + 1999461044529 = 108448^2 + 1414023^2 .

It is not a de Polignac number, because 2011222013233 - 2³³ = 2002632078641 is a prime.

It is a super-2 number, since 2×2011222013233² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011222016233) 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 15 ways as a sum of consecutive naturals, for example, 10636116 + ... + 10823557.

It is an arithmetic number, because the mean of its divisors is an integer number (137610159525).

Almost surely, 2^{2011222013233} is an apocalyptic number.

It is an amenable number.

2011222013233 is a deficient number, since it is larger than the sum of its proper divisors (190540539167).

2011222013233 is a wasteful number, since it uses less digits than its factorization.

2011222013233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21459876.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2011222013233 its reverse (3323102221102), we get a palindrome (5334324234335).

The spelling of 2011222013233 in words is "two trillion, eleven billion, two hundred twenty-two million, thirteen thousand, two hundred thirty-three".