3121421031033 has 16 divisors (see below), whose sum is σ = 4344818196480. Its totient is φ = 1989567757584.

The previous prime is 3121421031013. The next prime is 3121421031049. The reversal of 3121421031033 is 3301301241213.

3121421031033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3121421031033 - 2¹⁸ = 3121420768889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3121421030994 and 3121421031012.

It is not an unprimeable number, because it can be changed into a prime (3121421031013) 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, 10115353 + ... + 10419366.

It is an arithmetic number, because the mean of its divisors is an integer number (271551137280).

Almost surely, 2^{3121421031033} is an apocalyptic number.

It is an amenable number.

3121421031033 is a deficient number, since it is larger than the sum of its proper divisors (1223397165447).

3121421031033 is a wasteful number, since it uses less digits than its factorization.

3121421031033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20536948.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 3121421031033 its reverse (3301301241213), we get a palindrome (6422722272246).

The spelling of 3121421031033 in words is "three trillion, one hundred twenty-one billion, four hundred twenty-one million, thirty-one thousand, thirty-three".