103121311330203 has 16 divisors (see below), whose sum is σ = 140848973852832. Its totient is φ = 67070603264000.

The previous prime is 103121311330199. The next prime is 103121311330237. The reversal of 103121311330203 is 302033113121301.

It is a cyclic number.

It is not a de Polignac number, because 103121311330203 - 2² = 103121311330199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103121311330003) 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, 64887163 + ... + 66457403.

It is an arithmetic number, because the mean of its divisors is an integer number (8803060865802).

Almost surely, 2^{103121311330203} is an apocalyptic number.

103121311330203 is a deficient number, since it is larger than the sum of its proper divisors (37727662522629).

103121311330203 is a wasteful number, since it uses less digits than its factorization.

103121311330203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104206.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 103121311330203 its reverse (302033113121301), we get a palindrome (405154424451504).

The spelling of 103121311330203 in words is "one hundred three trillion, one hundred twenty-one billion, three hundred eleven million, three hundred thirty thousand, two hundred three".