212141234 has 4 divisors (see below), whose sum is σ = 318211854. Its totient is φ = 106070616.

The previous prime is 212141227. The next prime is 212141243. The reversal of 212141234 is 432141212.

212141234 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 111239209 + 100902025 = 10547^2 + 10045^2 .

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53035307 + ... + 53035310.

Almost surely, 2^212141234 is an apocalyptic number.

212141234 is a deficient number, since it is larger than the sum of its proper divisors (106070620).

212141234 is a wasteful number, since it uses less digits than its factorization.

212141234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106070619.

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

The square root of 212141234 is about 14565.0689665377. The cubic root of 212141234 is about 596.4055784070.

Adding to 212141234 its reverse (432141212), we get a palindrome (644282446).

The spelling of 212141234 in words is "two hundred twelve million, one hundred forty-one thousand, two hundred thirty-four".