20222100322 has 4 divisors (see below), whose sum is σ = 30333150486. Its totient is φ = 10111050160.

The previous prime is 20222100289. The next prime is 20222100323. The reversal of 20222100322 is 22300122202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19684370601 + 537729721 = 140301^2 + 23189^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20222100296 and 20222100305.

It is not an unprimeable number, because it can be changed into a prime (20222100323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055525079 + ... + 5055525082.

Almost surely, 2^20222100322 is an apocalyptic number.

20222100322 is a deficient number, since it is larger than the sum of its proper divisors (10111050164).

20222100322 is a wasteful number, since it uses less digits than its factorization.

20222100322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10111050163.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 20222100322 its reverse (22300122202), we get a palindrome (42522222524).

The spelling of 20222100322 in words is "twenty billion, two hundred twenty-two million, one hundred thousand, three hundred twenty-two".