11221000002101 has 32 divisors (see below), whose sum is σ = 12727457424000. Its totient is φ = 9829670602752.

The previous prime is 11221000002077. The next prime is 11221000002133. The reversal of 11221000002101 is 10120000012211.

It is a cyclic number.

It is not a de Polignac number, because 11221000002101 - 2¹⁰ = 11221000001077 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 (11221000002151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3270170 + ... + 5756388.

It is an arithmetic number, because the mean of its divisors is an integer number (397733044500).

Almost surely, 2^{11221000002101} is an apocalyptic number.

It is an amenable number.

11221000002101 is a deficient number, since it is larger than the sum of its proper divisors (1506457421899).

11221000002101 is a wasteful number, since it uses less digits than its factorization.

11221000002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486501.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11221000002101 its reverse (10120000012211), we get a palindrome (21341000014312).

The spelling of 11221000002101 in words is "eleven trillion, two hundred twenty-one billion, two thousand, one hundred one".