12012103211001 has 8 divisors (see below), whose sum is σ = 16196094217440. Its totient is φ = 7918090505952.

The previous prime is 12012103210999. The next prime is 12012103211021. The reversal of 12012103211001 is 10011230121021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12012103211001 - 2¹ = 12012103210999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12012103211021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22494575035 + ... + 22494575568.

It is an arithmetic number, because the mean of its divisors is an integer number (2024511777180).

Almost surely, 2^{12012103211001} is an apocalyptic number.

It is an amenable number.

12012103211001 is a deficient number, since it is larger than the sum of its proper divisors (4183991006439).

12012103211001 is an equidigital number, since it uses as much as digits as its factorization.

12012103211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44989150695.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12012103211001 its reverse (10011230121021), we get a palindrome (22023333332022).

The spelling of 12012103211001 in words is "twelve trillion, twelve billion, one hundred three million, two hundred eleven thousand, one".