20222012210222 has 4 divisors (see below), whose sum is σ = 30333018315336. Its totient is φ = 10111006105110.

The previous prime is 20222012210207. The next prime is 20222012210329. The reversal of 20222012210222 is 22201221022202.

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 = 20222012210194 and 20222012210203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055503052554 + ... + 5055503052557.

It is an arithmetic number, because the mean of its divisors is an integer number (7583254578834).

Almost surely, 2^{20222012210222} is an apocalyptic number.

20222012210222 is a deficient number, since it is larger than the sum of its proper divisors (10111006105114).

20222012210222 is a wasteful number, since it uses less digits than its factorization.

20222012210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10111006105113.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20222012210222 its reverse (22201221022202), we get a palindrome (42423233232424).

The spelling of 20222012210222 in words is "twenty trillion, two hundred twenty-two billion, twelve million, two hundred ten thousand, two hundred twenty-two".