11143302213 has 4 divisors (see below), whose sum is σ = 14857736288. Its totient is φ = 7428868140.

The previous prime is 11143302167. The next prime is 11143302257. The reversal of 11143302213 is 31220334111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11143302213 - 2²⁸ = 10874866757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11143302213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143322213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1857217033 + ... + 1857217038.

It is an arithmetic number, because the mean of its divisors is an integer number (3714434072).

Almost surely, 2^11143302213 is an apocalyptic number.

It is an amenable number.

11143302213 is a deficient number, since it is larger than the sum of its proper divisors (3714434075).

11143302213 is an equidigital number, since it uses as much as digits as its factorization.

11143302213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714434074.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11143302213 its reverse (31220334111), we get a palindrome (42363636324).

The spelling of 11143302213 in words is "eleven billion, one hundred forty-three million, three hundred two thousand, two hundred thirteen".