214511222 has 4 divisors (see below), whose sum is σ = 321766836. Its totient is φ = 107255610.

The previous prime is 214511207. The next prime is 214511233. The reversal of 214511222 is 222115412.

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

It is a junction number, because it is equal to n+sod(n) for n = 214511194 and 214511203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53627804 + ... + 53627807.

It is an arithmetic number, because the mean of its divisors is an integer number (80441709).

Almost surely, 2^214511222 is an apocalyptic number.

214511222 is a deficient number, since it is larger than the sum of its proper divisors (107255614).

214511222 is a wasteful number, since it uses less digits than its factorization.

214511222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107255613.

The product of its digits is 320, while the sum is 20.

The square root of 214511222 is about 14646.2016236292. The cubic root of 214511222 is about 598.6183225733.

Adding to 214511222 its reverse (222115412), we get a palindrome (436626634).

The spelling of 214511222 in words is "two hundred fourteen million, five hundred eleven thousand, two hundred twenty-two".