3103031110121 has 4 divisors (see below), whose sum is σ = 3153900472644. Its totient is φ = 3052161747600.

The previous prime is 3103031110117. The next prime is 3103031110163. The reversal of 3103031110121 is 1210111303013.

3103031110121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1172432018521 + 1930599091600 = 1082789^2 + 1389460^2 .

It is a cyclic number.

It is not a de Polignac number, because 3103031110121 - 2² = 3103031110117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3103031110121.

It is not an unprimeable number, because it can be changed into a prime (3103031110171) 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, 25434681170 + ... + 25434681291.

It is an arithmetic number, because the mean of its divisors is an integer number (788475118161).

Almost surely, 2^{3103031110121} is an apocalyptic number.

It is an amenable number.

3103031110121 is a deficient number, since it is larger than the sum of its proper divisors (50869362523).

3103031110121 is an equidigital number, since it uses as much as digits as its factorization.

3103031110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50869362522.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 3103031110121 its reverse (1210111303013), we get a palindrome (4313142413134).

The spelling of 3103031110121 in words is "three trillion, one hundred three billion, thirty-one million, one hundred ten thousand, one hundred twenty-one".