213220022234 has 8 divisors (see below), whose sum is σ = 321046117920. Its totient is φ = 106204649596.

The previous prime is 213220022203. The next prime is 213220022329. The reversal of 213220022234 is 432220022312.

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

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, 202680104 + ... + 202681155.

It is an arithmetic number, because the mean of its divisors is an integer number (40130764740).

Almost surely, 2^213220022234 is an apocalyptic number.

213220022234 is a deficient number, since it is larger than the sum of its proper divisors (107826095686).

213220022234 is a wasteful number, since it uses less digits than its factorization.

213220022234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405361524.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 213220022234 its reverse (432220022312), we get a palindrome (645440044546).

The spelling of 213220022234 in words is "two hundred thirteen billion, two hundred twenty million, twenty-two thousand, two hundred thirty-four".