211343132 has 48 divisors (see below), whose sum is σ = 496591872. Its totient is φ = 76006080.

The previous prime is 211343123. The next prime is 211343173. The reversal of 211343132 is 231343112.

211343132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22388 + ... + 30395.

It is an arithmetic number, because the mean of its divisors is an integer number (10345664).

Almost surely, 2^211343132 is an apocalyptic number.

211343132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211343132 is an abundant number, since it is smaller than the sum of its proper divisors (285248740).

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

211343132 is a wasteful number, since it uses less digits than its factorization.

211343132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52818 (or 52816 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 211343132 is about 14537.6453389124. The cubic root of 211343132 is about 595.6567209262.

Subtracting from 211343132 its sum of digits (20), we obtain a palindrome (211343112).

Adding to 211343132 its reverse (231343112), we get a palindrome (442686244).

It can be divided in two parts, 211 and 343132, that added together give a palindrome (343343).

The spelling of 211343132 in words is "two hundred eleven million, three hundred forty-three thousand, one hundred thirty-two".