11242002311 has 4 divisors (see below), whose sum is σ = 11251770624. Its totient is φ = 11232234000.

The previous prime is 11242002287. The next prime is 11242002319. The reversal of 11242002311 is 11320024211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11242002311 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 11242002311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11242002319) 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, 4882430 + ... + 4884731.

It is an arithmetic number, because the mean of its divisors is an integer number (2812942656).

Almost surely, 2^11242002311 is an apocalyptic number.

11242002311 is a deficient number, since it is larger than the sum of its proper divisors (9768313).

11242002311 is an equidigital number, since it uses as much as digits as its factorization.

11242002311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9768312.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11242002311 its reverse (11320024211), we get a palindrome (22562026522).

The spelling of 11242002311 in words is "eleven billion, two hundred forty-two million, two thousand, three hundred eleven".