20222302321222 has 32 divisors (see below), whose sum is σ = 32311605086208. Its totient is φ = 9458951538816.

The previous prime is 20222302321181. The next prime is 20222302321229. The reversal of 20222302321222 is 22212320322202.

It is a super-2 number, since 2×20222302321222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222302321229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143281933 + ... + 143422999.

It is an arithmetic number, because the mean of its divisors is an integer number (1009737658944).

Almost surely, 2^{20222302321222} is an apocalyptic number.

20222302321222 is a deficient number, since it is larger than the sum of its proper divisors (12089302764986).

20222302321222 is a wasteful number, since it uses less digits than its factorization.

20222302321222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166500.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 20222302321222 its reverse (22212320322202), we get a palindrome (42434622643424).

The spelling of 20222302321222 in words is "twenty trillion, two hundred twenty-two billion, three hundred two million, three hundred twenty-one thousand, two hundred twenty-two".