11020320421100 has 36 divisors (see below), whose sum is σ = 23925987394008. Its totient is φ = 4405936080000.

The previous prime is 11020320421091. The next prime is 11020320421169. The reversal of 11020320421100 is 112402302011.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27199001 + ... + 27601200.

Almost surely, 2^{11020320421100} is an apocalyptic number.

11020320421100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11020320421100 is an abundant number, since it is smaller than the sum of its proper divisors (12905666972908).

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

11020320421100 is a wasteful number, since it uses less digits than its factorization.

11020320421100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54802226 (or 54802219 counting only the distinct ones).

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

Adding to 11020320421100 its reverse (112402302011), we get a palindrome (11132722723111).

The spelling of 11020320421100 in words is "eleven trillion, twenty billion, three hundred twenty million, four hundred twenty-one thousand, one hundred".