11011002010221 has 8 divisors (see below), whose sum is σ = 14684210781664. Its totient is φ = 7339230622800.

The previous prime is 11011002010187. The next prime is 11011002010231. The reversal of 11011002010221 is 12201020011011.

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

It is not a de Polignac number, because 11011002010221 - 2⁶ = 11011002010157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11011002010197 and 11011002010206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011002010231) 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, 359328130 + ... + 359358771.

It is an arithmetic number, because the mean of its divisors is an integer number (1835526347708).

Almost surely, 2^{11011002010221} is an apocalyptic number.

It is an amenable number.

11011002010221 is a deficient number, since it is larger than the sum of its proper divisors (3673208771443).

11011002010221 is an equidigital number, since it uses as much as digits as its factorization.

11011002010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718692011.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11011002010221 its reverse (12201020011011), we get a palindrome (23212022021232).

The spelling of 11011002010221 in words is "eleven trillion, eleven billion, two million, ten thousand, two hundred twenty-one".