1111111133313 has 16 divisors (see below), whose sum is σ = 1529418240000. Its totient is φ = 716776985040.

The previous prime is 1111111133309. The next prime is 1111111133323. The reversal of 1111111133313 is 3133311111111.

It is not a de Polignac number, because 1111111133313 - 2² = 1111111133309 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1111111133313.

It is not an unprimeable number, because it can be changed into a prime (1111111133323) 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, 407428 + ... + 1545386.

It is an arithmetic number, because the mean of its divisors is an integer number (95588640000).

Almost surely, 2^{1111111133313} is an apocalyptic number.

It is an amenable number.

1111111133313 is a deficient number, since it is larger than the sum of its proper divisors (418307106687).

1111111133313 is a wasteful number, since it uses less digits than its factorization.

1111111133313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148492.

The product of its digits is 81, while the sum is 21.

Adding to 1111111133313 its reverse (3133311111111), we get a palindrome (4244422244424).

The spelling of 1111111133313 in words is "one trillion, one hundred eleven billion, one hundred eleven million, one hundred thirty-three thousand, three hundred thirteen".