20113401040001 has 4 divisors (see below), whose sum is σ = 20113549241604. Its totient is φ = 20113252838400.

The previous prime is 20113401039967. The next prime is 20113401040027. The reversal of 20113401040001 is 10004010431102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15810365250625 + 4303035789376 = 3976225^2 + 2074376^2 .

It is a cyclic number.

It is not a de Polignac number, because 20113401040001 - 2²⁶ = 20113333931137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20113401040301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73897040 + ... + 74168721.

It is an arithmetic number, because the mean of its divisors is an integer number (5028387310401).

Almost surely, 2^{20113401040001} is an apocalyptic number.

It is an amenable number.

20113401040001 is a deficient number, since it is larger than the sum of its proper divisors (148201603).

20113401040001 is a wasteful number, since it uses less digits than its factorization.

20113401040001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148201602.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20113401040001 its reverse (10004010431102), we get a palindrome (30117411471103).

The spelling of 20113401040001 in words is "twenty trillion, one hundred thirteen billion, four hundred one million, forty thousand, one".