100011101109949 has 2 divisors, whose sum is σ = 100011101109950. Its totient is φ = 100011101109948.

The previous prime is 100011101109917. The next prime is 100011101110007. The reversal of 100011101109949 is 949901101110001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90518232007449 + 9492869102500 = 9514107^2 + 3081050^2 .

It is a cyclic number.

It is not a de Polignac number, because 100011101109949 - 2⁵ = 100011101109917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100011101100949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005550554974 + 50005550554975.

It is an arithmetic number, because the mean of its divisors is an integer number (50005550554975).

Almost surely, 2^{100011101109949} is an apocalyptic number.

It is an amenable number.

100011101109949 is a deficient number, since it is larger than the sum of its proper divisors (1).

100011101109949 is an equidigital number, since it uses as much as digits as its factorization.

100011101109949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 37.

The spelling of 100011101109949 in words is "one hundred trillion, eleven billion, one hundred one million, one hundred nine thousand, nine hundred forty-nine".