2011143232 has 28 divisors (see below), whose sum is σ = 4560986560. Its totient is φ = 861918336.

The previous prime is 2011143229. The next prime is 2011143241. The reversal of 2011143232 is 2323411102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2244132 + ... + 2245027.

Almost surely, 2^2011143232 is an apocalyptic number.

It is an amenable number.

2011143232 is an abundant number, since it is smaller than the sum of its proper divisors (2549843328).

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

2011143232 is an equidigital number, since it uses as much as digits as its factorization.

2011143232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4489178 (or 4489168 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2011143232 is about 44845.7716178460. The cubic root of 2011143232 is about 1262.2566496557.

Adding to 2011143232 its reverse (2323411102), we get a palindrome (4334554334).

The spelling of 2011143232 in words is "two billion, eleven million, one hundred forty-three thousand, two hundred thirty-two".