11802212100221 has 8 divisors (see below), whose sum is σ = 11957098587840. Its totient is φ = 11648003453568.

The previous prime is 11802212100199. The next prime is 11802212100223. The reversal of 11802212100221 is 12200121220811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11802212100221 - 2³⁰ = 11801138358397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11802212100223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169425191 + ... + 169494836.

It is an arithmetic number, because the mean of its divisors is an integer number (1494637323480).

Almost surely, 2^{11802212100221} is an apocalyptic number.

It is an amenable number.

11802212100221 is a deficient number, since it is larger than the sum of its proper divisors (154886487619).

11802212100221 is an equidigital number, since it uses as much as digits as its factorization.

11802212100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338920483.

The product of its (nonzero) digits is 256, while the sum is 23.

The spelling of 11802212100221 in words is "eleven trillion, eight hundred two billion, two hundred twelve million, one hundred thousand, two hundred twenty-one".