120001102222122 has 80 divisors (see below), whose sum is σ = 294974777196000. Its totient is φ = 36160819601760.

The previous prime is 120001102222117. The next prime is 120001102222139. The reversal of 120001102222122 is 221222201100021.

It is a happy number.

120001102222122 is a `hidden beast` number, since 120 + 0 + 0 + 110 + 222 + 212 + 2 = 666.

120001102222122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 120001102222095 and 120001102222104.

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 39 ways as a sum of consecutive naturals, for example, 187783497 + ... + 188421452.

It is an arithmetic number, because the mean of its divisors is an integer number (3687184714950).

Almost surely, 2^{120001102222122} is an apocalyptic number.

120001102222122 is an abundant number, since it is smaller than the sum of its proper divisors (174973674973878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120001102222122 is a wasteful number, since it uses less digits than its factorization.

120001102222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376205153 (or 376205144 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 120001102222122 its reverse (221222201100021), we get a palindrome (341223303322143).

The spelling of 120001102222122 in words is "one hundred twenty trillion, one billion, one hundred two million, two hundred twenty-two thousand, one hundred twenty-two".