122220122112120 has 64 divisors (see below), whose sum is σ = 368708748336000. Its totient is φ = 32409954163328.

The previous prime is 122220122112047. The next prime is 122220122112167. The reversal of 122220122112120 is 21211221022221.

122220122112120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 2844953430 + ... + 2844996389.

It is an arithmetic number, because the mean of its divisors is an integer number (5761074192750).

Almost surely, 2^{122220122112120} is an apocalyptic number.

122220122112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122220122112120 is an abundant number, since it is smaller than the sum of its proper divisors (246488626223880).

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

122220122112120 is a wasteful number, since it uses less digits than its factorization.

122220122112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5689950012 (or 5689950008 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 122220122112120 its reverse (21211221022221), we get a palindrome (143431343134341).

The spelling of 122220122112120 in words is "one hundred twenty-two trillion, two hundred twenty billion, one hundred twenty-two million, one hundred twelve thousand, one hundred twenty".