12403013401001 has 4 divisors (see below), whose sum is σ = 12606341489604. Its totient is φ = 12199685312400.

The previous prime is 12403013400989. The next prime is 12403013401027. The reversal of 12403013401001 is 10010431030421.

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 3199823328025 + 9203190072976 = 1788805^2 + 3033676^2 .

It is a cyclic number.

It is not a de Polignac number, because 12403013401001 - 2⁶ = 12403013400937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12403013406001) 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, 101664044210 + ... + 101664044331.

It is an arithmetic number, because the mean of its divisors is an integer number (3151585372401).

Almost surely, 2^{12403013401001} is an apocalyptic number.

It is an amenable number.

12403013401001 is a deficient number, since it is larger than the sum of its proper divisors (203328088603).

12403013401001 is an equidigital number, since it uses as much as digits as its factorization.

12403013401001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203328088602.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12403013401001 its reverse (10010431030421), we get a palindrome (22413444431422).

The spelling of 12403013401001 in words is "twelve trillion, four hundred three billion, thirteen million, four hundred one thousand, one".