3121201033101 has 32 divisors (see below), whose sum is σ = 4696245734400. Its totient is φ = 2048379767280.

The previous prime is 3121201033087. The next prime is 3121201033103. The reversal of 3121201033101 is 1013301021213.

3121201033101 is a `hidden beast` number, since 312 + 1 + 20 + 1 + 0 + 331 + 0 + 1 = 666.

It is not a de Polignac number, because 3121201033101 - 2³⁰ = 3120127291277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3121201033103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27970 + ... + 2498636.

It is an arithmetic number, because the mean of its divisors is an integer number (146757679200).

Almost surely, 2^{3121201033101} is an apocalyptic number.

It is an amenable number.

3121201033101 is a deficient number, since it is larger than the sum of its proper divisors (1575044701299).

3121201033101 is a wasteful number, since it uses less digits than its factorization.

3121201033101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2471406 (or 2471400 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 3121201033101 its reverse (1013301021213), we get a palindrome (4134502054314).

The spelling of 3121201033101 in words is "three trillion, one hundred twenty-one billion, two hundred one million, thirty-three thousand, one hundred one".