2211223336 has 32 divisors (see below), whose sum is σ = 4740511680. Its totient is φ = 947232000.

The previous prime is 2211223331. The next prime is 2211223367. The reversal of 2211223336 is 6333221122.

It is a self number, because there is not a number n which added to its sum of digits gives 2211223336.

It is not an unprimeable number, because it can be changed into a prime (2211223331) 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, 133936 + ... + 149536.

It is an arithmetic number, because the mean of its divisors is an integer number (148140990).

Almost surely, 2^2211223336 is an apocalyptic number.

It is an amenable number.

2211223336 is an abundant number, since it is smaller than the sum of its proper divisors (2529288344).

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

2211223336 is a wasteful number, since it uses less digits than its factorization.

2211223336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18145 (or 18141 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 2211223336 is about 47023.6465621287. The cubic root of 2211223336 is about 1302.7993593792.

Adding to 2211223336 its reverse (6333221122), we get a palindrome (8544444458).

The spelling of 2211223336 in words is "two billion, two hundred eleven million, two hundred twenty-three thousand, three hundred thirty-six".