11313122013 has 40 divisors (see below), whose sum is σ = 17071047840. Its totient is φ = 7466009760.

The previous prime is 11313122011. The next prime is 11313122069. The reversal of 11313122013 is 31022131311.

It is not a de Polignac number, because 11313122013 - 2¹ = 11313122011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11313122011) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4468558 + ... + 4471088.

It is an arithmetic number, because the mean of its divisors is an integer number (426776196).

Almost surely, 2^11313122013 is an apocalyptic number.

It is an amenable number.

11313122013 is a deficient number, since it is larger than the sum of its proper divisors (5757925827).

11313122013 is a wasteful number, since it uses less digits than its factorization.

11313122013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3079 (or 3070 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11313122013 its reverse (31022131311), we get a palindrome (42335253324).

The spelling of 11313122013 in words is "eleven billion, three hundred thirteen million, one hundred twenty-two thousand, thirteen".