11212211100101 has 8 divisors (see below), whose sum is σ = 12653278984800. Its totient is φ = 9841439209840.

The previous prime is 11212211100029. The next prime is 11212211100109. The reversal of 11212211100101 is 10100111221211.

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 11212211100101 - 2¹⁰ = 11212211099077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212211100109) 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, 17573998271 + ... + 17573998908.

It is an arithmetic number, because the mean of its divisors is an integer number (1581659873100).

Almost surely, 2^{11212211100101} is an apocalyptic number.

11212211100101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11212211100101 is a deficient number, since it is larger than the sum of its proper divisors (1441067884699).

11212211100101 is a wasteful number, since it uses less digits than its factorization.

11212211100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35147997219.

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

Adding to 11212211100101 its reverse (10100111221211), we get a palindrome (21312322321312).

The spelling of 11212211100101 in words is "eleven trillion, two hundred twelve billion, two hundred eleven million, one hundred thousand, one hundred one".