20222322192 has 40 divisors (see below), whose sum is σ = 58045555680. Its totient is φ = 6740773920.

The previous prime is 20222322187. The next prime is 20222322203. The reversal of 20222322192 is 29122322202.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23405034 + ... + 23405897.

It is an arithmetic number, because the mean of its divisors is an integer number (1451138892).

Almost surely, 2^20222322192 is an apocalyptic number.

It is an amenable number.

20222322192 is an abundant number, since it is smaller than the sum of its proper divisors (37823233488).

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

20222322192 is a wasteful number, since it uses less digits than its factorization.

20222322192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46810948 (or 46810936 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 20222322192 its reverse (29122322202), we get a palindrome (49344644394).

The spelling of 20222322192 in words is "twenty billion, two hundred twenty-two million, three hundred twenty-two thousand, one hundred ninety-two".