120212221020210 has 64 divisors (see below), whose sum is σ = 349708279340160. Its totient is φ = 29142356610240.

The previous prime is 120212221020191. The next prime is 120212221020223. The reversal of 120212221020210 is 12020122212021.

It is a happy number.

120212221020210 is a `hidden beast` number, since 1 + 2 + 0 + 212 + 221 + 0 + 20 + 210 = 666.

120212221020210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×120212221020210² (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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20237744677 + ... + 20237750616.

It is an arithmetic number, because the mean of its divisors is an integer number (5464191864690).

Almost surely, 2^{120212221020210} is an apocalyptic number.

120212221020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120212221020210 is an abundant number, since it is smaller than the sum of its proper divisors (229496058319950).

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

120212221020210 is a wasteful number, since it uses less digits than its factorization.

120212221020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40475495320 (or 40475495314 counting only the distinct ones).

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

Adding to 120212221020210 its reverse (12020122212021), we get a palindrome (132232343232231).

The spelling of 120212221020210 in words is "one hundred twenty trillion, two hundred twelve billion, two hundred twenty-one million, twenty thousand, two hundred ten".