11003013011213 has 4 divisors (see below), whose sum is σ = 11003198328348. Its totient is φ = 11002827694080.

The previous prime is 11003013011171. The next prime is 11003013011261. The reversal of 11003013011213 is 31211031030011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4519888756009 + 6483124255204 = 2126003^2 + 2546198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11003013011213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11003013011191 and 11003013011200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003013061213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92569478 + ... + 92688263.

It is an arithmetic number, because the mean of its divisors is an integer number (2750799582087).

Almost surely, 2^{11003013011213} is an apocalyptic number.

It is an amenable number.

11003013011213 is a deficient number, since it is larger than the sum of its proper divisors (185317135).

11003013011213 is an equidigital number, since it uses as much as digits as its factorization.

11003013011213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185317134.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 11003013011213 its reverse (31211031030011), we get a palindrome (42214044041224).

The spelling of 11003013011213 in words is "eleven trillion, three billion, thirteen million, eleven thousand, two hundred thirteen".