211341242 has 8 divisors (see below), whose sum is σ = 362299296. Its totient is φ = 90574812.

The previous prime is 211341233. The next prime is 211341253. The reversal of 211341242 is 242143112.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 7547888 + ... + 7547915.

It is an arithmetic number, because the mean of its divisors is an integer number (45287412).

Almost surely, 2^211341242 is an apocalyptic number.

211341242 is a deficient number, since it is larger than the sum of its proper divisors (150958054).

211341242 is a wasteful number, since it uses less digits than its factorization.

211341242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15095812.

The product of its digits is 384, while the sum is 20.

The square root of 211341242 is about 14537.5803351177. The cubic root of 211341242 is about 595.6549453074.

Adding to 211341242 its reverse (242143112), we get a palindrome (453484354).

The spelling of 211341242 in words is "two hundred eleven million, three hundred forty-one thousand, two hundred forty-two".