12404042143101 has 16 divisors (see below), whose sum is σ = 21001552835200. Its totient is φ = 7088024081664.

The previous prime is 12404042143079. The next prime is 12404042143109. The reversal of 12404042143101 is 10134124040421.

12404042143101 is a `hidden beast` number, since 1 + 2 + 40 + 404 + 214 + 3 + 1 + 0 + 1 = 666.

It is not a de Polignac number, because 12404042143101 - 2¹⁰ = 12404042142077 is a prime.

It is a super-2 number, since 2×12404042143101² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12404042143109) 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, 32814926116 + ... + 32814926493.

It is an arithmetic number, because the mean of its divisors is an integer number (1312597052200).

Almost surely, 2^{12404042143101} is an apocalyptic number.

It is an amenable number.

12404042143101 is a deficient number, since it is larger than the sum of its proper divisors (8597510692099).

12404042143101 is an equidigital number, since it uses as much as digits as its factorization.

12404042143101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65629852625 (or 65629852619 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 12404042143101 its reverse (10134124040421), we get a palindrome (22538166183522).

The spelling of 12404042143101 in words is "twelve trillion, four hundred four billion, forty-two million, one hundred forty-three thousand, one hundred one".