3121113020041 has 4 divisors (see below), whose sum is σ = 3121136661712. Its totient is φ = 3121089378372.

The previous prime is 3121113020029. The next prime is 3121113020059. The reversal of 3121113020041 is 1400203111213.

3121113020041 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3121113020041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3121113021041) 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, 11621691 + ... + 11887216.

It is an arithmetic number, because the mean of its divisors is an integer number (780284165428).

Almost surely, 2^{3121113020041} is an apocalyptic number.

It is an amenable number.

3121113020041 is a deficient number, since it is larger than the sum of its proper divisors (23641671).

3121113020041 is a wasteful number, since it uses less digits than its factorization.

3121113020041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23641670.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 3121113020041 its reverse (1400203111213), we get a palindrome (4521316131254).

The spelling of 3121113020041 in words is "three trillion, one hundred twenty-one billion, one hundred thirteen million, twenty thousand, forty-one".