11031303003220 has 48 divisors (see below), whose sum is σ = 24530038399440. Its totient is φ = 4152688246784.

The previous prime is 11031303003197. The next prime is 11031303003241. The reversal of 11031303003220 is 2230030313011.

It can be written as a sum of positive squares in 8 ways, for example, as 1446371833104 + 9584931170116 = 1202652^2 + 3095954^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4153572 + ... + 6270148.

It is an arithmetic number, because the mean of its divisors is an integer number (511042466655).

Almost surely, 2^{11031303003220} is an apocalyptic number.

11031303003220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11031303003220 is an abundant number, since it is smaller than the sum of its proper divisors (13498735396220).

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

11031303003220 is a wasteful number, since it uses less digits than its factorization.

11031303003220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131932 (or 2131930 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 11031303003220 its reverse (2230030313011), we get a palindrome (13261333316231).

The spelling of 11031303003220 in words is "eleven trillion, thirty-one billion, three hundred three million, three thousand, two hundred twenty".