11220311302 has 4 divisors (see below), whose sum is σ = 16830466956. Its totient is φ = 5610155650.

The previous prime is 11220311293. The next prime is 11220311317. The reversal of 11220311302 is 20311302211.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2805077824 + ... + 2805077827.

It is an arithmetic number, because the mean of its divisors is an integer number (4207616739).

Almost surely, 2^11220311302 is an apocalyptic number.

11220311302 is a deficient number, since it is larger than the sum of its proper divisors (5610155654).

11220311302 is an equidigital number, since it uses as much as digits as its factorization.

11220311302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5610155653.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11220311302 its reverse (20311302211), we get a palindrome (31531613513).

Subtracting 11220311302 from its reverse (20311302211), we obtain a palindrome (9090990909).

The spelling of 11220311302 in words is "eleven billion, two hundred twenty million, three hundred eleven thousand, three hundred two".