120113121201220 has 72 divisors (see below), whose sum is σ = 298392402934080. Its totient is φ = 40483647610560.

The previous prime is 120113121201181. The next prime is 120113121201251. The reversal of 120113121201220 is 22102121311021.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1038623616 + ... + 1038739255.

It is an arithmetic number, because the mean of its divisors is an integer number (4144338929640).

Almost surely, 2^{120113121201220} is an apocalyptic number.

120113121201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120113121201220 is an abundant number, since it is smaller than the sum of its proper divisors (178279281732860).

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

120113121201220 is a wasteful number, since it uses less digits than its factorization.

120113121201220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077362953 (or 2077362944 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 120113121201220 its reverse (22102121311021), we get a palindrome (142215242512241).

The spelling of 120113121201220 in words is "one hundred twenty trillion, one hundred thirteen billion, one hundred twenty-one million, two hundred one thousand, two hundred twenty".