13401043121001 has 16 divisors (see below), whose sum is σ = 18053618484096. Its totient is φ = 8841364452096.

The previous prime is 13401043120987. The next prime is 13401043121027. The reversal of 13401043121001 is 10012134010431.

It is not a de Polignac number, because 13401043121001 - 2¹⁰ = 13401043119977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13401043121201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14062800 + ... + 14985473.

It is an arithmetic number, because the mean of its divisors is an integer number (1128351155256).

Almost surely, 2^{13401043121001} is an apocalyptic number.

It is an amenable number.

13401043121001 is a deficient number, since it is larger than the sum of its proper divisors (4652575363095).

13401043121001 is a wasteful number, since it uses less digits than its factorization.

13401043121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29049872.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 13401043121001 its reverse (10012134010431), we get a palindrome (23413177131432).

The spelling of 13401043121001 in words is "thirteen trillion, four hundred one billion, forty-three million, one hundred twenty-one thousand, one".