100211214209 has 2 divisors, whose sum is σ = 100211214210. Its totient is φ = 100211214208.

The previous prime is 100211214163. The next prime is 100211214239. The reversal of 100211214209 is 902412112001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100017225025 + 193989184 = 316255^2 + 13928^2 .

It is an emirp because it is prime and its reverse (902412112001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100211214209 - 2⁸ = 100211213953 is a prime.

It is not a weakly prime, because it can be changed into another prime (100211214239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50105607104 + 50105607105.

It is an arithmetic number, because the mean of its divisors is an integer number (50105607105).

Almost surely, 2^100211214209 is an apocalyptic number.

It is an amenable number.

100211214209 is a deficient number, since it is larger than the sum of its proper divisors (1).

100211214209 is an equidigital number, since it uses as much as digits as its factorization.

100211214209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 100211214209 in words is "one hundred billion, two hundred eleven million, two hundred fourteen thousand, two hundred nine".