11100102211001 has 4 divisors (see below), whose sum is σ = 11101116022500. Its totient is φ = 11099088399504.

The previous prime is 11100102210991. The next prime is 11100102211013. The reversal of 11100102211001 is 10011220100111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2308877211001 + 8791225000000 = 1519499^2 + 2965000^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100102211001 - 2⁶ = 11100102210937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11100102211201) 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, 506889326 + ... + 506911223.

It is an arithmetic number, because the mean of its divisors is an integer number (2775279005625).

Almost surely, 2^{11100102211001} is an apocalyptic number.

It is an amenable number.

11100102211001 is a deficient number, since it is larger than the sum of its proper divisors (1013811499).

11100102211001 is a wasteful number, since it uses less digits than its factorization.

11100102211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013811498.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11100102211001 its reverse (10011220100111), we get a palindrome (21111322311112).

The spelling of 11100102211001 in words is "eleven trillion, one hundred billion, one hundred two million, two hundred eleven thousand, one".