3121222033013 has 16 divisors (see below), whose sum is σ = 3644146800000. Its totient is φ = 2672218444896.

The previous prime is 3121222032961. The next prime is 3121222033079. The reversal of 3121222033013 is 3103302221213.

3121222033013 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3121222033013 - 2⁶ = 3121222032949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3121222033013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3121222030013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5002088 + ... + 5591361.

It is an arithmetic number, because the mean of its divisors is an integer number (227759175000).

Almost surely, 2^{3121222033013} is an apocalyptic number.

It is an amenable number.

3121222033013 is a deficient number, since it is larger than the sum of its proper divisors (522924766987).

3121222033013 is an equidigital number, since it uses as much as digits as its factorization.

3121222033013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10594329 (or 10594315 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 3121222033013 its reverse (3103302221213), we get a palindrome (6224524254226).

The spelling of 3121222033013 in words is "three trillion, one hundred twenty-one billion, two hundred twenty-two million, thirty-three thousand, thirteen".