1000120112120 has 16 divisors (see below), whose sum is σ = 2250270252360. Its totient is φ = 400048044832.

The previous prime is 1000120112111. The next prime is 1000120112153. The reversal of 1000120112120 is 212110210001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12501501362 + ... + 12501501441.

Almost surely, 2^{1000120112120} is an apocalyptic number.

1000120112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000120112120 is an abundant number, since it is smaller than the sum of its proper divisors (1250150140240).

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

1000120112120 is a wasteful number, since it uses less digits than its factorization.

1000120112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25003002814 (or 25003002810 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1000120112120 its reverse (212110210001), we get a palindrome (1212230322121).

The spelling of 1000120112120 in words is "one trillion, one hundred twenty million, one hundred twelve thousand, one hundred twenty".