11011220211101 has 32 divisors (see below), whose sum is σ = 12446835695616. Its totient is φ = 9650503944000.

The previous prime is 11011220211059. The next prime is 11011220211107. The reversal of 11011220211101 is 10111202211011.

It is a cyclic number.

It is not a de Polignac number, because 11011220211101 - 2⁶ = 11011220211037 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 (11011220211107) 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, 858702176 + ... + 858714998.

It is an arithmetic number, because the mean of its divisors is an integer number (388963615488).

Almost surely, 2^{11011220211101} is an apocalyptic number.

11011220211101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11011220211101 is a deficient number, since it is larger than the sum of its proper divisors (1435615484515).

11011220211101 is a wasteful number, since it uses less digits than its factorization.

11011220211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22233.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11011220211101 its reverse (10111202211011), we get a palindrome (21122422422112).

The spelling of 11011220211101 in words is "eleven trillion, eleven billion, two hundred twenty million, two hundred eleven thousand, one hundred one".