120002111110120 has 64 divisors (see below), whose sum is σ = 289099600275600. Its totient is φ = 44669655613440.

The previous prime is 120002111110093. The next prime is 120002111110121. The reversal of 120002111110120 is 21011111200021.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 15372656956804 + 104629454153316 = 3920798^2 + 10228854^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120002111110120.

It is not an unprimeable number, because it can be changed into a prime (120002111110121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 991364721 + ... + 991485760.

Almost surely, 2^{120002111110120} is an apocalyptic number.

120002111110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120002111110120 is an abundant number, since it is smaller than the sum of its proper divisors (169097489165480).

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

120002111110120 is a wasteful number, since it uses less digits than its factorization.

120002111110120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982850598 (or 1982850594 counting only the distinct ones).

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

Adding to 120002111110120 its reverse (21011111200021), we get a palindrome (141013222310141).

The spelling of 120002111110120 in words is "one hundred twenty trillion, two billion, one hundred eleven million, one hundred ten thousand, one hundred twenty".