11100212222201 has 4 divisors (see below), whose sum is σ = 11100221025792. Its totient is φ = 11100203418612.

The previous prime is 11100212222137. The next prime is 11100212222207. The reversal of 11100212222201 is 10222221200111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11100212222201 - 2⁶ = 11100212222137 is a prime.

It is a super-2 number, since 2×11100212222201² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11100212222201.

It is not an unprimeable number, because it can be changed into a prime (11100212222207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2114201 + ... + 5164326.

It is an arithmetic number, because the mean of its divisors is an integer number (2775055256448).

Almost surely, 2^{11100212222201} is an apocalyptic number.

It is an amenable number.

11100212222201 is a deficient number, since it is larger than the sum of its proper divisors (8803591).

11100212222201 is an equidigital number, since it uses as much as digits as its factorization.

11100212222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8803590.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11100212222201 its reverse (10222221200111), we get a palindrome (21322433422312).

The spelling of 11100212222201 in words is "eleven trillion, one hundred billion, two hundred twelve million, two hundred twenty-two thousand, two hundred one".