12003210040121 has 16 divisors (see below), whose sum is σ = 12155299852800. Its totient is φ = 11851849222848.

The previous prime is 12003210040117. The next prime is 12003210040247. The reversal of 12003210040121 is 12104001230021.

12003210040121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12003210040121 - 2² = 12003210040117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12003210040121.

It is not an unprimeable number, because it can be changed into a prime (12003210040111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54361475 + ... + 54581831.

It is an arithmetic number, because the mean of its divisors is an integer number (759706240800).

Almost surely, 2^{12003210040121} is an apocalyptic number.

It is an amenable number.

12003210040121 is a deficient number, since it is larger than the sum of its proper divisors (152089812679).

12003210040121 is a wasteful number, since it uses less digits than its factorization.

12003210040121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222008.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12003210040121 its reverse (12104001230021), we get a palindrome (24107211270142).

The spelling of 12003210040121 in words is "twelve trillion, three billion, two hundred ten million, forty thousand, one hundred twenty-one".