120111201222112 has 24 divisors (see below), whose sum is σ = 237657213486000. Its totient is φ = 59753813670144.

The previous prime is 120111201222043. The next prime is 120111201222113. The reversal of 120111201222112 is 211222102111021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 120111201222112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120111201222113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9430835437 + ... + 9430848172.

It is an arithmetic number, because the mean of its divisors is an integer number (9902383895250).

Almost surely, 2^{120111201222112} is an apocalyptic number.

It is an amenable number.

120111201222112 is a deficient number, since it is larger than the sum of its proper divisors (117546012263888).

120111201222112 is a wasteful number, since it uses less digits than its factorization.

120111201222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18861683818 (or 18861683810 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 120111201222112 its reverse (211222102111021), we get a palindrome (331333303333133).

The spelling of 120111201222112 in words is "one hundred twenty trillion, one hundred eleven billion, two hundred one million, two hundred twenty-two thousand, one hundred twelve".