20213203222 has 8 divisors (see below), whose sum is σ = 30320431416. Its totient is φ = 10106392752.

The previous prime is 20213203211. The next prime is 20213203259. The reversal of 20213203222 is 22230231202.

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 20213203222.

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, 85978 + ... + 218674.

It is an arithmetic number, because the mean of its divisors is an integer number (3790053927).

Almost surely, 2^20213203222 is an apocalyptic number.

20213203222 is a deficient number, since it is larger than the sum of its proper divisors (10107228194).

20213203222 is a wasteful number, since it uses less digits than its factorization.

20213203222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208862.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20213203222 its reverse (22230231202), we get a palindrome (42443434424).

The spelling of 20213203222 in words is "twenty billion, two hundred thirteen million, two hundred three thousand, two hundred twenty-two".