20000222210122 has 64 divisors (see below), whose sum is σ = 37917219225600. Its totient is φ = 7685178410880.

The previous prime is 20000222210119. The next prime is 20000222210147. The reversal of 20000222210122 is 22101222200002.

It is a junction number, because it is equal to n+sod(n) for n = 20000222210096 and 20000222210105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 385788279 + ... + 385840117.

It is an arithmetic number, because the mean of its divisors is an integer number (592456550400).

Almost surely, 2^{20000222210122} is an apocalyptic number.

20000222210122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20000222210122 is a deficient number, since it is larger than the sum of its proper divisors (17916997015478).

20000222210122 is a wasteful number, since it uses less digits than its factorization.

20000222210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86251.

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

Adding to 20000222210122 its reverse (22101222200002), we get a palindrome (42101444410124).

The spelling of 20000222210122 in words is "twenty trillion, two hundred twenty-two million, two hundred ten thousand, one hundred twenty-two".