212204414 has 4 divisors (see below), whose sum is σ = 318306624. Its totient is φ = 106102206.

The previous prime is 212204413. The next prime is 212204429. The reversal of 212204414 is 414402212.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212204413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53051102 + ... + 53051105.

It is an arithmetic number, because the mean of its divisors is an integer number (79576656).

Almost surely, 2^212204414 is an apocalyptic number.

212204414 is a deficient number, since it is larger than the sum of its proper divisors (106102210).

212204414 is a wasteful number, since it uses less digits than its factorization.

212204414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106102209.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 212204414 is about 14567.2376928504. The cubic root of 212204414 is about 596.4647797916.

Adding to 212204414 its reverse (414402212), we get a palindrome (626606626).

The spelling of 212204414 in words is "two hundred twelve million, two hundred four thousand, four hundred fourteen".