213412222 has 8 divisors (see below), whose sum is σ = 323418816. Its totient is φ = 105605952.

The previous prime is 213412211. The next prime is 213412261. The reversal of 213412222 is 222214312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 213412222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549838 + ... + 550225.

It is an arithmetic number, because the mean of its divisors is an integer number (40427352).

Almost surely, 2^213412222 is an apocalyptic number.

213412222 is a deficient number, since it is larger than the sum of its proper divisors (110006594).

213412222 is a wasteful number, since it uses less digits than its factorization.

213412222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100162.

The product of its digits is 384, while the sum is 19.

The square root of 213412222 is about 14608.6351860809. The cubic root of 213412222 is about 597.5942763069.

Adding to 213412222 its reverse (222214312), we get a palindrome (435626534).

The spelling of 213412222 in words is "two hundred thirteen million, four hundred twelve thousand, two hundred twenty-two".