122022220121212 has 12 divisors (see below), whose sum is σ = 213542552341720. Its totient is φ = 61010062309296.

The previous prime is 122022220121203. The next prime is 122022220121257. The reversal of 122022220121212 is 212121022220221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261675762 + ... + 262141657.

Almost surely, 2^{122022220121212} is an apocalyptic number.

It is an amenable number.

122022220121212 is a deficient number, since it is larger than the sum of its proper divisors (91520332220508).

122022220121212 is a wasteful number, since it uses less digits than its factorization.

122022220121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523875660 (or 523875658 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 122022220121212 its reverse (212121022220221), we get a palindrome (334143242341433).

The spelling of 122022220121212 in words is "one hundred twenty-two trillion, twenty-two billion, two hundred twenty million, one hundred twenty-one thousand, two hundred twelve".