11100011220001 has 4 divisors (see below), whose sum is σ = 12109103149104. Its totient is φ = 10090919290900.

The previous prime is 11100011219993. The next prime is 11100011220013. The reversal of 11100011220001 is 10002211000111.

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.

It is a cyclic number.

It is not a de Polignac number, because 11100011220001 - 2³ = 11100011219993 is a prime.

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 11100011220001.

It is not an unprimeable number, because it can be changed into a prime (11100011220301) 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, 504545964535 + ... + 504545964556.

It is an arithmetic number, because the mean of its divisors is an integer number (3027275787276).

Almost surely, 2^{11100011220001} is an apocalyptic number.

11100011220001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11100011220001 is a deficient number, since it is larger than the sum of its proper divisors (1009091929103).

11100011220001 is a wasteful number, since it uses less digits than its factorization.

11100011220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009091929102.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11100011220001 its reverse (10002211000111), we get a palindrome (21102222220112).

The spelling of 11100011220001 in words is "eleven trillion, one hundred billion, eleven million, two hundred twenty thousand, one".