120100110012 has 72 divisors (see below), whose sum is σ = 304730864256. Its totient is φ = 39882737664.

The previous prime is 120100109993. The next prime is 120100110019. The reversal of 120100110012 is 210011001021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 120100109976 and 120100110003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120100110019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11066773 + ... + 11077619.

Almost surely, 2^120100110012 is an apocalyptic number.

120100110012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120100110012 is an abundant number, since it is smaller than the sum of its proper divisors (184630754244).

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

120100110012 is a wasteful number, since it uses less digits than its factorization.

120100110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11987 (or 11982 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 120100110012 its reverse (210011001021), we get a palindrome (330111111033).

The spelling of 120100110012 in words is "one hundred twenty billion, one hundred million, one hundred ten thousand, twelve".