13101121443 has 16 divisors (see below), whose sum is σ = 17587261440. Its totient is φ = 8674618176.

The previous prime is 13101121421. The next prime is 13101121459. The reversal of 13101121443 is 34412110131.

It is not a de Polignac number, because 13101121443 - 2¹⁶ = 13101055907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13101121493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635646 + ... + 655932.

It is an arithmetic number, because the mean of its divisors is an integer number (1099203840).

Almost surely, 2^13101121443 is an apocalyptic number.

13101121443 is a deficient number, since it is larger than the sum of its proper divisors (4486139997).

13101121443 is a wasteful number, since it uses less digits than its factorization.

13101121443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21746.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 13101121443 its reverse (34412110131), we get a palindrome (47513231574).

The spelling of 13101121443 in words is "thirteen billion, one hundred one million, one hundred twenty-one thousand, four hundred forty-three".