20213333322222 has 64 divisors (see below), whose sum is σ = 43778963854080. Its totient is φ = 6200059044096.

The previous prime is 20213333322199. The next prime is 20213333322223. The reversal of 20213333322222 is 22222333331202.

It is a self number, because there is not a number n which added to its sum of digits gives 20213333322222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20213333322223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1605943 + ... + 6557874.

It is an arithmetic number, because the mean of its divisors is an integer number (684046310220).

Almost surely, 2^{20213333322222} is an apocalyptic number.

20213333322222 is an abundant number, since it is smaller than the sum of its proper divisors (23565630531858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20213333322222 is a wasteful number, since it uses less digits than its factorization.

20213333322222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8164465.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 20213333322222 its reverse (22222333331202), we get a palindrome (42435666653424).

The spelling of 20213333322222 in words is "twenty trillion, two hundred thirteen billion, three hundred thirty-three million, three hundred twenty-two thousand, two hundred twenty-two".