120101221011212 has 12 divisors (see below), whose sum is σ = 240202442022480. Its totient is φ = 51471951861936.

The previous prime is 120101221011193. The next prime is 120101221011259. The reversal of 120101221011212 is 212110122101021.

120101221011212 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2144664660887 + ... + 2144664660942.

It is an arithmetic number, because the mean of its divisors is an integer number (20016870168540).

Almost surely, 2^{120101221011212} is an apocalyptic number.

It is an amenable number.

120101221011212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

120101221011212 is a wasteful number, since it uses less digits than its factorization.

120101221011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4289329321840 (or 4289329321838 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 120101221011212 its reverse (212110122101021), we get a palindrome (332211343112233).

The spelling of 120101221011212 in words is "one hundred twenty trillion, one hundred one billion, two hundred twenty-one million, eleven thousand, two hundred twelve".