211340332 has 36 divisors (see below), whose sum is σ = 431175360. Its totient is φ = 90375264.

The previous prime is 211340323. The next prime is 211340333. The reversal of 211340332 is 233043112.

211340332 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×211340332³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (211340333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119269 + ... + 121027.

Almost surely, 2^211340332 is an apocalyptic number.

It is an amenable number.

211340332 is an abundant number, since it is smaller than the sum of its proper divisors (219835028).

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

211340332 is a wasteful number, since it uses less digits than its factorization.

211340332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2390 (or 2381 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 211340332 is about 14537.5490368906. The cubic root of 211340332 is about 595.6540903760.

Adding to 211340332 its reverse (233043112), we get a palindrome (444383444).

The spelling of 211340332 in words is "two hundred eleven million, three hundred forty thousand, three hundred thirty-two".