11100101100001 has 2 divisors, whose sum is σ = 11100101100002. Its totient is φ = 11100101100000.

The previous prime is 11100101099939. The next prime is 11100101100029. The reversal of 11100101100001 is 10000110100111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9524624267601 + 1575476832400 = 3086199^2 + 1255180^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100101100001 - 2²⁵ = 11100067545569 is a prime.

It is not a weakly prime, because it can be changed into another prime (11100101140001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550050550000 + 5550050550001.

It is an arithmetic number, because the mean of its divisors is an integer number (5550050550001).

Almost surely, 2^{11100101100001} is an apocalyptic number.

It is an amenable number.

11100101100001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100101100001 is an equidigital number, since it uses as much as digits as its factorization.

11100101100001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 11100101100001 its reverse (10000110100111), we get a palindrome (21100211200112).

It can be divided in two parts, 11100 and 101100001, that added together give a palindrome (101111101).

The spelling of 11100101100001 in words is "eleven trillion, one hundred billion, one hundred one million, one hundred thousand, one".