11011221011101 has 8 divisors (see below), whose sum is σ = 11088806446784. Its totient is φ = 10933696936800.

The previous prime is 11011221011093. The next prime is 11011221011117. The reversal of 11011221011101 is 10111012211011.

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 11011221011101 - 2³ = 11011221011093 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 (11011221011701) 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, 14980155 + ... + 15698008.

It is an arithmetic number, because the mean of its divisors is an integer number (1386100805848).

Almost surely, 2^{11011221011101} is an apocalyptic number.

It is an amenable number.

11011221011101 is a deficient number, since it is larger than the sum of its proper divisors (77585435683).

11011221011101 is a wasteful number, since it uses less digits than its factorization.

11011221011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30680691.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11011221011101 its reverse (10111012211011), we get a palindrome (21122233222112).

The spelling of 11011221011101 in words is "eleven trillion, eleven billion, two hundred twenty-one million, eleven thousand, one hundred one".