120220121112120 has 48 divisors (see below), whose sum is σ = 390715393615560. Its totient is φ = 32058698963136.

The previous prime is 120220121112073. The next prime is 120220121112121. The reversal of 120220121112120 is 21211121022021.

120220121112120 is a `hidden beast` number, since 1 + 20 + 220 + 1 + 211 + 1 + 212 + 0 = 666.

It is a super-2 number, since 2×120220121112120² (a number of 29 digits) contains 22 as substring.

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 = 120220121112093 and 120220121112102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120220121112121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166972390074 + ... + 166972390793.

Almost surely, 2^{120220121112120} is an apocalyptic number.

120220121112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120220121112120 is an abundant number, since it is smaller than the sum of its proper divisors (270495272503440).

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

120220121112120 is a wasteful number, since it uses less digits than its factorization.

120220121112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333944780884 (or 333944780877 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 120220121112120 its reverse (21211121022021), we get a palindrome (141431242134141).

Subtracting from 120220121112120 its reverse (21211121022021), we obtain a palindrome (99009000090099).

The spelling of 120220121112120 in words is "one hundred twenty trillion, two hundred twenty billion, one hundred twenty-one million, one hundred twelve thousand, one hundred twenty".