12010000120000 has 140 divisors (see below), whose sum is σ = 29789645043400. Its totient is φ = 4802588928000.

The previous prime is 12010000119989. The next prime is 12010000120031. The reversal of 12010000120000 is 2100001021.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 141837676 + ... + 141922324.

Almost surely, 2^{12010000120000} is an apocalyptic number.

12010000120000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12010000120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14894822521700).

12010000120000 is an abundant number, since it is smaller than the sum of its proper divisors (17779644923400).

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

12010000120000 is an frugal number, since it uses more digits than its factorization.

12010000120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88228 (or 88203 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 12010000120000 its reverse (2100001021), we get a palindrome (12012100121021).

The spelling of 12010000120000 in words is "twelve trillion, ten billion, one hundred twenty thousand".