13313131011 has 6 divisors (see below), whose sum is σ = 19230078140. Its totient is φ = 8875420668.

The previous prime is 13313130991. The next prime is 13313131021. The reversal of 13313131011 is 11013131331.

13313131011 is a `hidden beast` number, since 1 + 331 + 313 + 10 + 11 = 666.

It is not a de Polignac number, because 13313131011 - 2¹⁰ = 13313129987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13313131021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 739618381 + ... + 739618398.

Almost surely, 2^13313131011 is an apocalyptic number.

13313131011 is a deficient number, since it is larger than the sum of its proper divisors (5916947129).

13313131011 is a wasteful number, since it uses less digits than its factorization.

13313131011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479236785 (or 1479236782 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

Adding to 13313131011 its reverse (11013131331), we get a palindrome (24326262342).

The spelling of 13313131011 in words is "thirteen billion, three hundred thirteen million, one hundred thirty-one thousand, eleven".