120011220022212 has 18 divisors (see below), whose sum is σ = 303361695056238. Its totient is φ = 40003740007392.

The previous prime is 120011220022207. The next prime is 120011220022301. The reversal of 120011220022212 is 212220022110021.

It is a happy number.

120011220022212 is a `hidden beast` number, since 1 + 200 + 11 + 220 + 0 + 22 + 212 = 666.

It can be written as a sum of positive squares in only one way, i.e., 86828366694276 + 33182853327936 = 9318174^2 + 5760456^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1666822500273 + ... + 1666822500344.

Almost surely, 2^{120011220022212} is an apocalyptic number.

120011220022212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120011220022212 is an abundant number, since it is smaller than the sum of its proper divisors (183350475034026).

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

120011220022212 is a wasteful number, since it uses less digits than its factorization.

120011220022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333645000627 (or 3333645000622 counting only the distinct ones).

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

Adding to 120011220022212 its reverse (212220022110021), we get a palindrome (332231242132233).

The spelling of 120011220022212 in words is "one hundred twenty trillion, eleven billion, two hundred twenty million, twenty-two thousand, two hundred twelve".