10303121203 has 4 divisors (see below), whose sum is σ = 10845390760. Its totient is φ = 9760851648.

The previous prime is 10303121159. The next prime is 10303121233. The reversal of 10303121203 is 30212130301.

10303121203 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30212130301 = 47 ⋅642811283.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10303121203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10303121233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271134750 + ... + 271134787.

It is an arithmetic number, because the mean of its divisors is an integer number (2711347690).

Almost surely, 2^10303121203 is an apocalyptic number.

10303121203 is a deficient number, since it is larger than the sum of its proper divisors (542269557).

10303121203 is an equidigital number, since it uses as much as digits as its factorization.

10303121203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542269556.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10303121203 its reverse (30212130301), we get a palindrome (40515251504).

The spelling of 10303121203 in words is "ten billion, three hundred three million, one hundred twenty-one thousand, two hundred three".