213222022 has 8 divisors (see below), whose sum is σ = 344435616. Its totient is φ = 98410152.

The previous prime is 213222013. The next prime is 213222049. The reversal of 213222022 is 220222312.

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

It is a junction number, because it is equal to n+sod(n) for n = 213221987 and 213222005.

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, 4100398 + ... + 4100449.

It is an arithmetic number, because the mean of its divisors is an integer number (43054452).

Almost surely, 2^213222022 is an apocalyptic number.

213222022 is a deficient number, since it is larger than the sum of its proper divisors (131213594).

213222022 is a wasteful number, since it uses less digits than its factorization.

213222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8200862.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 213222022 is about 14602.1238866132. The cubic root of 213222022 is about 597.4166916407.

Adding to 213222022 its reverse (220222312), we get a palindrome (433444334).

The spelling of 213222022 in words is "two hundred thirteen million, two hundred twenty-two thousand, twenty-two".