20221222202 has 16 divisors (see below), whose sum is σ = 32051255040. Its totient is φ = 9548599632.

The previous prime is 20221222199. The next prime is 20221222213. The reversal of 20221222202 is 20222212202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2778593 + ... + 2785860.

It is an arithmetic number, because the mean of its divisors is an integer number (2003203440).

Almost surely, 2^20221222202 is an apocalyptic number.

20221222202 is a deficient number, since it is larger than the sum of its proper divisors (11830032838).

20221222202 is a wasteful number, since it uses less digits than its factorization.

20221222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5564557.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20221222202 its reverse (20222212202), we get a palindrome (40443434404).

The spelling of 20221222202 in words is "twenty billion, two hundred twenty-one million, two hundred twenty-two thousand, two hundred two".