211410142 has 16 divisors (see below), whose sum is σ = 330728832. Its totient is φ = 101237760.

The previous prime is 211410139. The next prime is 211410149. The reversal of 211410142 is 241014112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211410149) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11563 + ... + 23590.

It is an arithmetic number, because the mean of its divisors is an integer number (20670552).

Almost surely, 2^211410142 is an apocalyptic number.

211410142 is a deficient number, since it is larger than the sum of its proper divisors (119318690).

211410142 is a wasteful number, since it uses less digits than its factorization.

211410142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35283.

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

The square root of 211410142 is about 14539.9498623620. The cubic root of 211410142 is about 595.7196687001.

Adding to 211410142 its reverse (241014112), we get a palindrome (452424254).

The spelling of 211410142 in words is "two hundred eleven million, four hundred ten thousand, one hundred forty-two".