12012101012203 has 4 divisors (see below), whose sum is σ = 12012197347008. Its totient is φ = 12012004677400.

The previous prime is 12012101012183. The next prime is 12012101012239. The reversal of 12012101012203 is 30221010121021.

12012101012203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12012101012203 - 2²¹ = 12012098915051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12012101012273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47980123 + ... + 48229828.

It is an arithmetic number, because the mean of its divisors is an integer number (3003049336752).

Almost surely, 2^{12012101012203} is an apocalyptic number.

12012101012203 is a deficient number, since it is larger than the sum of its proper divisors (96334805).

12012101012203 is an equidigital number, since it uses as much as digits as its factorization.

12012101012203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96334804.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12012101012203 its reverse (30221010121021), we get a palindrome (42233111133224).

The spelling of 12012101012203 in words is "twelve trillion, twelve billion, one hundred one million, twelve thousand, two hundred three".