11021055611320 has 64 divisors (see below), whose sum is σ = 24946341120000. Its totient is φ = 4381960015488.

The previous prime is 11021055611309. The next prime is 11021055611323. The reversal of 11021055611320 is 2311655012011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021055611323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16856029 + ... + 17497651.

It is an arithmetic number, because the mean of its divisors is an integer number (389786580000).

Almost surely, 2^{11021055611320} is an apocalyptic number.

11021055611320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021055611320 is an abundant number, since it is smaller than the sum of its proper divisors (13925285508680).

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

11021055611320 is a wasteful number, since it uses less digits than its factorization.

11021055611320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644212 (or 644208 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

The spelling of 11021055611320 in words is "eleven trillion, twenty-one billion, fifty-five million, six hundred eleven thousand, three hundred twenty".