20002210001222 has 16 divisors (see below), whose sum is σ = 30340617048720. Its totient is φ = 9888672364032.

The previous prime is 20002210001209. The next prime is 20002210001243. The reversal of 20002210001222 is 22210001220002.

It is a junction number, because it is equal to n+sod(n) for n = 20002210001197 and 20002210001206.

It is a congruent number.

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, 46842293 + ... + 47267375.

It is an arithmetic number, because the mean of its divisors is an integer number (1896288565545).

Almost surely, 2^{20002210001222} is an apocalyptic number.

20002210001222 is a deficient number, since it is larger than the sum of its proper divisors (10338407047498).

20002210001222 is a wasteful number, since it uses less digits than its factorization.

20002210001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689527.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20002210001222 its reverse (22210001220002), we get a palindrome (42212211221224).

The spelling of 20002210001222 in words is "twenty trillion, two billion, two hundred ten million, one thousand, two hundred twenty-two".