3121403411000 has 128 divisors (see below), whose sum is σ = 8541653852160. Its totient is φ = 1045307088000.

The previous prime is 3121403410973. The next prime is 3121403411017. The reversal of 3121403411000 is 1143041213.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4884056 + ... + 5486055.

It is an arithmetic number, because the mean of its divisors is an integer number (66731670720).

Almost surely, 2^{3121403411000} is an apocalyptic number.

It is an amenable number.

3121403411000 is an abundant number, since it is smaller than the sum of its proper divisors (5420250441160).

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

3121403411000 is a wasteful number, since it uses less digits than its factorization.

3121403411000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10370182 (or 10370168 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 3121403411000 its reverse (1143041213), we get a palindrome (3122546452213).

The spelling of 3121403411000 in words is "three trillion, one hundred twenty-one billion, four hundred three million, four hundred eleven thousand".