11303220320 has 48 divisors (see below), whose sum is σ = 30518697888. Its totient is φ = 3875389440.

The previous prime is 11303220319. The next prime is 11303220337. The reversal of 11303220320 is 2302230311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5044961 + ... + 5047200.

It is an arithmetic number, because the mean of its divisors is an integer number (635806206).

Almost surely, 2^11303220320 is an apocalyptic number.

11303220320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11303220320 is an abundant number, since it is smaller than the sum of its proper divisors (19215477568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11303220320 is a wasteful number, since it uses less digits than its factorization.

11303220320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10092183 (or 10092175 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 11303220320 its reverse (2302230311), we get a palindrome (13605450631).

Subtracting from 11303220320 its reverse (2302230311), we obtain a palindrome (9000990009).

The spelling of 11303220320 in words is "eleven billion, three hundred three million, two hundred twenty thousand, three hundred twenty".