3101231201121 has 12 divisors (see below), whose sum is σ = 4480071598548. Its totient is φ = 2067249581664.

The previous prime is 3101231201027. The next prime is 3101231201147. The reversal of 3101231201121 is 1211021321013.

3101231201121 is a `hidden beast` number, since 310 + 1 + 2 + 31 + 201 + 121 = 666.

3101231201121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 301335123600 + 2799896077521 = 548940^2 + 1673289^2 .

It is not a de Polignac number, because 3101231201121 - 2¹⁹ = 3101230676833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3101231201094 and 3101231201103.

It is not an unprimeable number, because it can be changed into a prime (3101231201171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19741230 + ... + 19897703.

It is an arithmetic number, because the mean of its divisors is an integer number (373339299879).

Almost surely, 2^{3101231201121} is an apocalyptic number.

It is an amenable number.

3101231201121 is a deficient number, since it is larger than the sum of its proper divisors (1378840397427).

3101231201121 is a wasteful number, since it uses less digits than its factorization.

3101231201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39647632 (or 39647629 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 3101231201121 its reverse (1211021321013), we get a palindrome (4312252522134).

The spelling of 3101231201121 in words is "three trillion, one hundred one billion, two hundred thirty-one million, two hundred one thousand, one hundred twenty-one".