11100101102197 has 4 divisors (see below), whose sum is σ = 11128636066860. Its totient is φ = 11071566137536.

The previous prime is 11100101102191. The next prime is 11100101102201. The reversal of 11100101102197 is 79120110100111.

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 6109528288516 + 4990572813681 = 2471746^2 + 2233959^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100101102197 - 2²⁷ = 11099966884469 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 (11100101102191) 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, 14267481748 + ... + 14267482525.

It is an arithmetic number, because the mean of its divisors is an integer number (2782159016715).

Almost surely, 2^{11100101102197} is an apocalyptic number.

It is an amenable number.

11100101102197 is a deficient number, since it is larger than the sum of its proper divisors (28534964663).

11100101102197 is an equidigital number, since it uses as much as digits as its factorization.

11100101102197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28534964662.

The product of its (nonzero) digits is 126, while the sum is 25.

The spelling of 11100101102197 in words is "eleven trillion, one hundred billion, one hundred one million, one hundred two thousand, one hundred ninety-seven".