20022202222222 has 8 divisors (see below), whose sum is σ = 30034454157000. Its totient is φ = 10010717503224.

The previous prime is 20022202222213. The next prime is 20022202222229. The reversal of 20022202222222 is 22222220222002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

20022202222222 is a modest number, since divided by 2222222 gives 2002220 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 20022202222193 and 20022202222202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022202222229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191738697 + ... + 191843092.

It is an arithmetic number, because the mean of its divisors is an integer number (3754306769625).

Almost surely, 2^{20022202222222} is an apocalyptic number.

20022202222222 is a deficient number, since it is larger than the sum of its proper divisors (10012251934778).

20022202222222 is a wasteful number, since it uses less digits than its factorization.

20022202222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383607890.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20022202222222 its reverse (22222220222002), we get a palindrome (42244422444224).

The spelling of 20022202222222 in words is "twenty trillion, twenty-two billion, two hundred two million, two hundred twenty-two thousand, two hundred twenty-two".