11221100101011 has 8 divisors (see below), whose sum is σ = 15365830769104. Its totient is φ = 7278551416800.

The previous prime is 11221100100953. The next prime is 11221100101033. The reversal of 11221100101011 is 11010100112211.

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

It is not a de Polignac number, because 11221100101011 - 2¹¹ = 11221100098963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11221100101091) 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, 50545495840 + ... + 50545496061.

It is an arithmetic number, because the mean of its divisors is an integer number (1920728846138).

Almost surely, 2^{11221100101011} is an apocalyptic number.

11221100101011 is a deficient number, since it is larger than the sum of its proper divisors (4144730668093).

11221100101011 is a wasteful number, since it uses less digits than its factorization.

11221100101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101090991941.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11221100101011 its reverse (11010100112211), we get a palindrome (22231200213222).

The spelling of 11221100101011 in words is "eleven trillion, two hundred twenty-one billion, one hundred million, one hundred one thousand, eleven".