13001001211338 has 16 divisors (see below), whose sum is σ = 29716574197440. Its totient is φ = 3714571774656.

The previous prime is 13001001211337. The next prime is 13001001211351. The reversal of 13001001211338 is 83311210010031.

It is a happy number.

It is a super-3 number, since 3×13001001211338³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13001001211337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154773823903 + ... + 154773823986.

It is an arithmetic number, because the mean of its divisors is an integer number (1857285887340).

Almost surely, 2^{13001001211338} is an apocalyptic number.

13001001211338 is an abundant number, since it is smaller than the sum of its proper divisors (16715572986102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13001001211338 is a wasteful number, since it uses less digits than its factorization.

13001001211338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309547647901.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 13001001211338 its reverse (83311210010031), we get a palindrome (96312211221369).

The spelling of 13001001211338 in words is "thirteen trillion, one billion, one million, two hundred eleven thousand, three hundred thirty-eight".