12013144401 has 16 divisors (see below), whose sum is σ = 17174419200. Its totient is φ = 7442243328.

The previous prime is 12013144387. The next prime is 12013144417. The reversal of 12013144401 is 10444131021.

It is not a de Polignac number, because 12013144401 - 2¹¹ = 12013142353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12013144441) 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, 1486806 + ... + 1494863.

It is an arithmetic number, because the mean of its divisors is an integer number (1073401200).

Almost surely, 2^12013144401 is an apocalyptic number.

It is an amenable number.

12013144401 is a deficient number, since it is larger than the sum of its proper divisors (5161274799).

12013144401 is a wasteful number, since it uses less digits than its factorization.

12013144401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2981768.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12013144401 its reverse (10444131021), we get a palindrome (22457275422).

The spelling of 12013144401 in words is "twelve billion, thirteen million, one hundred forty-four thousand, four hundred one".