100102011219949 has 2 divisors, whose sum is σ = 100102011219950. Its totient is φ = 100102011219948.

The previous prime is 100102011219919. The next prime is 100102011220151. The reversal of 100102011219949 is 949912110201001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66560828544324 + 33541182675625 = 8158482^2 + 5791475^2 .

It is a cyclic number.

It is not a de Polignac number, because 100102011219949 - 2¹⁵ = 100102011187181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100102011219919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50051005609974 + 50051005609975.

It is an arithmetic number, because the mean of its divisors is an integer number (50051005609975).

Almost surely, 2^{100102011219949} is an apocalyptic number.

It is an amenable number.

100102011219949 is a deficient number, since it is larger than the sum of its proper divisors (1).

100102011219949 is an equidigital number, since it uses as much as digits as its factorization.

100102011219949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 40.

The spelling of 100102011219949 in words is "one hundred trillion, one hundred two billion, eleven million, two hundred nineteen thousand, nine hundred forty-nine".