3121112110000 has 100 divisors (see below), whose sum is σ = 8001026408232. Its totient is φ = 1175006848000.

The previous prime is 3121112109943. The next prime is 3121112110021. The reversal of 3121112110000 is 112111213.

It is a happy number.

3121112110000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (100).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9009742 + ... + 9349741.

Almost surely, 2^{3121112110000} is an apocalyptic number.

It is an amenable number.

3121112110000 is an abundant number, since it is smaller than the sum of its proper divisors (4879914298232).

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

3121112110000 is a wasteful number, since it uses less digits than its factorization.

3121112110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18359528 (or 18359507 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 3121112110000 its reverse (112111213), we get a palindrome (3121224221213).

The spelling of 3121112110000 in words is "three trillion, one hundred twenty-one billion, one hundred twelve million, one hundred ten thousand".