11121313313 has 16 divisors (see below), whose sum is σ = 12265067520. Its totient is φ = 9999888000.

The previous prime is 11121313309. The next prime is 11121313319. The reversal of 11121313313 is 31331312111.

It is a cyclic number.

It is not a de Polignac number, because 11121313313 - 2² = 11121313309 is a prime.

It is a super-2 number, since 2×11121313313² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121313319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1203053 + ... + 1212261.

It is an arithmetic number, because the mean of its divisors is an integer number (766566720).

Almost surely, 2^11121313313 is an apocalyptic number.

It is an amenable number.

11121313313 is a deficient number, since it is larger than the sum of its proper divisors (1143754207).

11121313313 is a wasteful number, since it uses less digits than its factorization.

11121313313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10408.

The product of its digits is 162, while the sum is 20.

Adding to 11121313313 its reverse (31331312111), we get a palindrome (42452625424).

The spelling of 11121313313 in words is "eleven billion, one hundred twenty-one million, three hundred thirteen thousand, three hundred thirteen".