211412106 has 20 divisors (see below), whose sum is σ = 473720082. Its totient is φ = 70470648.

The previous prime is 211412081. The next prime is 211412143. The reversal of 211412106 is 601214112.

211412106 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 198387225 + 13024881 = 14085^2 + 3609^2 .

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 652345 + ... + 652668.

Almost surely, 2^211412106 is an apocalyptic number.

211412106 is an abundant number, since it is smaller than the sum of its proper divisors (262307976).

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

211412106 is a wasteful number, since it uses less digits than its factorization.

211412106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305027 (or 1305018 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 211412106 is about 14540.0174002647. The cubic root of 211412106 is about 595.7215134394.

Adding to 211412106 its reverse (601214112), we get a palindrome (812626218).

The spelling of 211412106 in words is "two hundred eleven million, four hundred twelve thousand, one hundred six".