122101120120 has 32 divisors (see below), whose sum is σ = 313974309600. Its totient is φ = 41863241088.

The previous prime is 122101120111. The next prime is 122101120159. The reversal of 122101120120 is 21021101221.

It is a self number, because there is not a number n which added to its sum of digits gives 122101120120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218037435 + ... + 218037994.

It is an arithmetic number, because the mean of its divisors is an integer number (9811697175).

Almost surely, 2^122101120120 is an apocalyptic number.

122101120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122101120120 is an abundant number, since it is smaller than the sum of its proper divisors (191873189480).

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

122101120120 is a wasteful number, since it uses less digits than its factorization.

122101120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436075447 (or 436075443 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 122101120120 its reverse (21021101221), we get a palindrome (143122221341).

The spelling of 122101120120 in words is "one hundred twenty-two billion, one hundred one million, one hundred twenty thousand, one hundred twenty".