3103121003120 has 80 divisors (see below), whose sum is σ = 7484916172800. Its totient is φ = 1195171718400.

The previous prime is 3103121003111. The next prime is 3103121003123. The reversal of 3103121003120 is 213001213013.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3103121003123) 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 15 ways as a sum of consecutive naturals, for example, 2650346 + ... + 3637385.

It is an arithmetic number, because the mean of its divisors is an integer number (93561452160).

Almost surely, 2^{3103121003120} is an apocalyptic number.

It is an amenable number.

3103121003120 is an abundant number, since it is smaller than the sum of its proper divisors (4381795169680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3103121003120 is a wasteful number, since it uses less digits than its factorization.

3103121003120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6287974 (or 6287968 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 3103121003120 its reverse (213001213013), we get a palindrome (3316122216133).

The spelling of 3103121003120 in words is "three trillion, one hundred three billion, one hundred twenty-one million, three thousand, one hundred twenty".