120220221100212 has 72 divisors (see below), whose sum is σ = 307523982205440. Its totient is φ = 39596826821760.

The previous prime is 120220221100171. The next prime is 120220221100241. The reversal of 120220221100212 is 212001122022021.

It is a happy number.

120220221100212 is a `hidden beast` number, since 1 + 2 + 0 + 220 + 221 + 10 + 0 + 212 = 666.

It is a super-2 number, since 2×120220221100212² (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 congruent number.

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, 53605012 + ... + 55802667.

It is an arithmetic number, because the mean of its divisors is an integer number (4271166419520).

Almost surely, 2^{120220221100212} is an apocalyptic number.

120220221100212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120220221100212 is an abundant number, since it is smaller than the sum of its proper divisors (187303761105228).

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

120220221100212 is a wasteful number, since it uses less digits than its factorization.

120220221100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109408053 (or 109408048 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 120220221100212 its reverse (212001122022021), we get a palindrome (332221343122233).

The spelling of 120220221100212 in words is "one hundred twenty trillion, two hundred twenty billion, two hundred twenty-one million, one hundred thousand, two hundred twelve".