11206220065500 has 48 divisors (see below), whose sum is σ = 32632512835104. Its totient is φ = 2988325350400.

The previous prime is 11206220065309. The next prime is 11206220065507. The reversal of 11206220065500 is 556002260211.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11206220065507) by changing a digit.

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, 3735405189 + ... + 3735408188.

It is an arithmetic number, because the mean of its divisors is an integer number (679844017398).

Almost surely, 2^{11206220065500} is an apocalyptic number.

11206220065500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11206220065500 is an abundant number, since it is smaller than the sum of its proper divisors (21426292769604).

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

11206220065500 is a wasteful number, since it uses less digits than its factorization.

11206220065500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7470813399 (or 7470813387 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 11206220065500 in words is "eleven trillion, two hundred six billion, two hundred twenty million, sixty-five thousand, five hundred".