120111011212 has 6 divisors (see below), whose sum is σ = 210194269628. Its totient is φ = 60055505604.

The previous prime is 120111011197. The next prime is 120111011221. The reversal of 120111011212 is 212110111021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120111011192 and 120111011201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15013876398 + ... + 15013876405.

Almost surely, 2^120111011212 is an apocalyptic number.

It is an amenable number.

120111011212 is a deficient number, since it is larger than the sum of its proper divisors (90083258416).

120111011212 is a wasteful number, since it uses less digits than its factorization.

120111011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30027752807 (or 30027752805 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 120111011212 its reverse (212110111021), we get a palindrome (332221122233).

The spelling of 120111011212 in words is "one hundred twenty billion, one hundred eleven million, eleven thousand, two hundred twelve".