211014142 has 8 divisors (see below), whose sum is σ = 316612296. Its totient is φ = 105476712.

The previous prime is 211014131. The next prime is 211014151. The reversal of 211014142 is 241410112.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5173 + ... + 21184.

It is an arithmetic number, because the mean of its divisors is an integer number (39576537).

Almost surely, 2^211014142 is an apocalyptic number.

211014142 is a deficient number, since it is larger than the sum of its proper divisors (105598154).

211014142 is a wasteful number, since it uses less digits than its factorization.

211014142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30362.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 211014142 is about 14526.3258258928. The cubic root of 211014142 is about 595.3474815160.

Adding to 211014142 its reverse (241410112), we get a palindrome (452424254).

The spelling of 211014142 in words is "two hundred eleven million, fourteen thousand, one hundred forty-two".