13113434211 has 32 divisors (see below), whose sum is σ = 18968463360. Its totient is φ = 8027395584.

The previous prime is 13113434207. The next prime is 13113434227. The reversal of 13113434211 is 11243431131.

It is a happy number.

It is not a de Polignac number, because 13113434211 - 2² = 13113434207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13113434261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 470286 + ... + 497388.

It is an arithmetic number, because the mean of its divisors is an integer number (592764480).

Almost surely, 2^13113434211 is an apocalyptic number.

13113434211 is a deficient number, since it is larger than the sum of its proper divisors (5855029149).

13113434211 is a wasteful number, since it uses less digits than its factorization.

13113434211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27355.

The product of its digits is 864, while the sum is 24.

Adding to 13113434211 its reverse (11243431131), we get a palindrome (24356865342).

The spelling of 13113434211 in words is "thirteen billion, one hundred thirteen million, four hundred thirty-four thousand, two hundred eleven".