2121130203003 has 64 divisors (see below), whose sum is σ = 3800142643200. Its totient is φ = 1142268700320.

The previous prime is 2121130202957. The next prime is 2121130203013. The reversal of 2121130203003 is 3003020311212.

2121130203003 is a `hidden beast` number, since 212 + 1 + 130 + 20 + 300 + 3 = 666.

It is not a de Polignac number, because 2121130203003 - 2²² = 2121126008699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2121130203013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 860401 + ... + 2232162.

It is an arithmetic number, because the mean of its divisors is an integer number (59377228800).

Almost surely, 2^{2121130203003} is an apocalyptic number.

2121130203003 is a deficient number, since it is larger than the sum of its proper divisors (1679012440197).

2121130203003 is a wasteful number, since it uses less digits than its factorization.

2121130203003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3092789 (or 3092783 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 2121130203003 its reverse (3003020311212), we get a palindrome (5124150514215).

The spelling of 2121130203003 in words is "two trillion, one hundred twenty-one billion, one hundred thirty million, two hundred three thousand, three".