2211211232 has 12 divisors (see below), whose sum is σ = 4353322176. Its totient is φ = 1105605600.

The previous prime is 2211211201. The next prime is 2211211253. The reversal of 2211211232 is 2321121122.

It is a super-2 number, since 2×2211211232² = 9778910225045915648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2211211232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34550144 + ... + 34550207.

It is an arithmetic number, because the mean of its divisors is an integer number (362776848).

Almost surely, 2^2211211232 is an apocalyptic number.

It is an amenable number.

2211211232 is a deficient number, since it is larger than the sum of its proper divisors (2142110944).

2211211232 is an equidigital number, since it uses as much as digits as its factorization.

2211211232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69100361 (or 69100353 counting only the distinct ones).

The product of its digits is 96, while the sum is 17.

The square root of 2211211232 is about 47023.5178607471. The cubic root of 2211211232 is about 1302.7969822468.

Adding to 2211211232 its reverse (2321121122), we get a palindrome (4532332354).

The spelling of 2211211232 in words is "two billion, two hundred eleven million, two hundred eleven thousand, two hundred thirty-two".