2103321042203 has 4 divisors (see below), whose sum is σ = 2137801715088. Its totient is φ = 2068840369320.

The previous prime is 2103321042181. The next prime is 2103321042209. The reversal of 2103321042203 is 3022401233012.

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 2103321042203 - 2⁸ = 2103321041947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103321042209) 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, 17240336351 + ... + 17240336472.

It is an arithmetic number, because the mean of its divisors is an integer number (534450428772).

Almost surely, 2^{2103321042203} is an apocalyptic number.

2103321042203 is a deficient number, since it is larger than the sum of its proper divisors (34480672885).

2103321042203 is an equidigital number, since it uses as much as digits as its factorization.

2103321042203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34480672884.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 2103321042203 its reverse (3022401233012), we get a palindrome (5125722275215).

The spelling of 2103321042203 in words is "two trillion, one hundred three billion, three hundred twenty-one million, forty-two thousand, two hundred three".