2121330110203 has 8 divisors (see below), whose sum is σ = 2129831226000. Its totient is φ = 2112845779968.

The previous prime is 2121330110191. The next prime is 2121330110233. The reversal of 2121330110203 is 3020110331212.

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

It is a cyclic number.

It is not a de Polignac number, because 2121330110203 - 2¹³ = 2121330102011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2121330110233) 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, 3943098 + ... + 4448671.

It is an arithmetic number, because the mean of its divisors is an integer number (266228903250).

Almost surely, 2^{2121330110203} is an apocalyptic number.

2121330110203 is a deficient number, since it is larger than the sum of its proper divisors (8501115797).

2121330110203 is an equidigital number, since it uses as much as digits as its factorization.

2121330110203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8392781.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2121330110203 its reverse (3020110331212), we get a palindrome (5141440441415).

The spelling of 2121330110203 in words is "two trillion, one hundred twenty-one billion, three hundred thirty million, one hundred ten thousand, two hundred three".