100100100011101 has 2 divisors, whose sum is σ = 100100100011102. Its totient is φ = 100100100011100.

The previous prime is 100100100011053. The next prime is 100100100011111. The reversal of 100100100011101 is 101110001001001.

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., 56582725578201 + 43517374432900 = 7522149^2 + 6596770^2 .

It is a cyclic number.

It is not a de Polignac number, because 100100100011101 - 2¹⁷ = 100100099880029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100100100011111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050050005550 + 50050050005551.

It is an arithmetic number, because the mean of its divisors is an integer number (50050050005551).

Almost surely, 2^{100100100011101} is an apocalyptic number.

It is an amenable number.

100100100011101 is a deficient number, since it is larger than the sum of its proper divisors (1).

100100100011101 is an equidigital number, since it uses as much as digits as its factorization.

100100100011101 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 100100100011101 its reverse (101110001001001), we get a palindrome (201210101012102).

The spelling of 100100100011101 in words is "one hundred trillion, one hundred billion, one hundred million, eleven thousand, one hundred one".