122001220222 has 16 divisors (see below), whose sum is σ = 221447593440. Its totient is φ = 49210576128.

The previous prime is 122001220219. The next prime is 122001220259. The reversal of 122001220222 is 222022100221.

It is a junction number, because it is equal to n+sod(n) for n = 122001220196 and 122001220205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256304847 + ... + 256305322.

It is an arithmetic number, because the mean of its divisors is an integer number (13840474590).

Almost surely, 2^122001220222 is an apocalyptic number.

122001220222 is a deficient number, since it is larger than the sum of its proper divisors (99446373218).

122001220222 is a wasteful number, since it uses less digits than its factorization.

122001220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512610195.

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

Adding to 122001220222 its reverse (222022100221), we get a palindrome (344023320443).

The spelling of 122001220222 in words is "one hundred twenty-two billion, one million, two hundred twenty thousand, two hundred twenty-two".