20002222110220 has 24 divisors (see below), whose sum is σ = 48005333064864. Its totient is φ = 6857904723456.

The previous prime is 20002222110209. The next prime is 20002222110253. The reversal of 20002222110220 is 2201122220002.

It is a junction number, because it is equal to n+sod(n) for n = 20002222110194 and 20002222110203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71436507397 + ... + 71436507676.

It is an arithmetic number, because the mean of its divisors is an integer number (2000222211036).

Almost surely, 2^{20002222110220} is an apocalyptic number.

20002222110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002222110220 is an abundant number, since it is smaller than the sum of its proper divisors (28003110954644).

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

20002222110220 is a wasteful number, since it uses less digits than its factorization.

20002222110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142873015089 (or 142873015087 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20002222110220 its reverse (2201122220002), we get a palindrome (22203344330222).

The spelling of 20002222110220 in words is "twenty trillion, two billion, two hundred twenty-two million, one hundred ten thousand, two hundred twenty".