120220021100112 has 80 divisors (see below), whose sum is σ = 315258977467392. Its totient is φ = 39468312639360.

The previous prime is 120220021100099. The next prime is 120220021100171. The reversal of 120220021100112 is 211001120022021.

It is a super-2 number, since 2×120220021100112² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120220021100091 and 120220021100100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15093783 + ... + 21639369.

Almost surely, 2^{120220021100112} is an apocalyptic number.

120220021100112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120220021100112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157629488733696).

120220021100112 is an abundant number, since it is smaller than the sum of its proper divisors (195038956367280).

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

120220021100112 is a wasteful number, since it uses less digits than its factorization.

120220021100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6551376 (or 6551370 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120220021100112 its reverse (211001120022021), we get a palindrome (331221141122133).

The spelling of 120220021100112 in words is "one hundred twenty trillion, two hundred twenty billion, twenty-one million, one hundred thousand, one hundred twelve".