120212201220122 has 12 divisors (see below), whose sum is σ = 198201108623658. Its totient is φ = 54641909645400.

The previous prime is 120212201220121. The next prime is 120212201220187. The reversal of 120212201220122 is 221022102212021.

It can be written as a sum of positive squares in only one way, i.e., 104319851536681 + 15892349683441 = 10213709^2 + 3986521^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120212201220094 and 120212201220103.

It is not an unprimeable number, because it can be changed into a prime (120212201220121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 248372316329 + ... + 248372316812.

Almost surely, 2^{120212201220122} is an apocalyptic number.

120212201220122 is a deficient number, since it is larger than the sum of its proper divisors (77988907403536).

120212201220122 is a wasteful number, since it uses less digits than its factorization.

120212201220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496744633165 (or 496744633154 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 120212201220122 its reverse (221022102212021), we get a palindrome (341234303432143).

The spelling of 120212201220122 in words is "one hundred twenty trillion, two hundred twelve billion, two hundred one million, two hundred twenty thousand, one hundred twenty-two".