2211201232 has 80 divisors (see below), whose sum is σ = 4639703040. Its totient is φ = 1017878400.

The previous prime is 2211201227. The next prime is 2211201259. The reversal of 2211201232 is 2321021122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2726107 + ... + 2726917.

It is an arithmetic number, because the mean of its divisors is an integer number (57996288).

Almost surely, 2^2211201232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2211201232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2319851520).

2211201232 is an abundant number, since it is smaller than the sum of its proper divisors (2428501808).

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

2211201232 is a wasteful number, since it uses less digits than its factorization.

2211201232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112 (or 1106 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2211201232 is about 47023.4115308534. The cubic root of 2211201232 is about 1302.7950183172.

Adding to 2211201232 its reverse (2321021122), we get a palindrome (4532222354).

The spelling of 2211201232 in words is "two billion, two hundred eleven million, two hundred one thousand, two hundred thirty-two".