211414142 has 16 divisors (see below), whose sum is σ = 337193280. Its totient is φ = 99068928.

The previous prime is 211414103. The next prime is 211414157. The reversal of 211414142 is 241414112.

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 7 ways as a sum of consecutive naturals, for example, 4883 + ... + 21134.

It is an arithmetic number, because the mean of its divisors is an integer number (21074580).

Almost surely, 2^211414142 is an apocalyptic number.

211414142 is a deficient number, since it is larger than the sum of its proper divisors (125779138).

211414142 is a wasteful number, since it uses less digits than its factorization.

211414142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26275.

The product of its digits is 256, while the sum is 20.

The square root of 211414142 is about 14540.0874137675. The cubic root of 211414142 is about 595.7234257946.

Adding to 211414142 its reverse (241414112), we get a palindrome (452828254).

The spelling of 211414142 in words is "two hundred eleven million, four hundred fourteen thousand, one hundred forty-two".