2104101201121 has 2 divisors, whose sum is σ = 2104101201122. Its totient is φ = 2104101201120.

The previous prime is 2104101201119. The next prime is 2104101201133. The reversal of 2104101201121 is 1211021014012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1882208388096 + 221892813025 = 1371936^2 + 471055^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104101201121 - 2¹ = 2104101201119 is a prime.

Together with 2104101201119, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2104101201095 and 2104101201104.

It is not a weakly prime, because it can be changed into another prime (2104101201421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052050600560 + 1052050600561.

It is an arithmetic number, because the mean of its divisors is an integer number (1052050600561).

Almost surely, 2^{2104101201121} is an apocalyptic number.

It is an amenable number.

2104101201121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104101201121 is an equidigital number, since it uses as much as digits as its factorization.

2104101201121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2104101201121 its reverse (1211021014012), we get a palindrome (3315122215133).

The spelling of 2104101201121 in words is "two trillion, one hundred four billion, one hundred one million, two hundred one thousand, one hundred twenty-one".