100012213309 has 2 divisors, whose sum is σ = 100012213310. Its totient is φ = 100012213308.

The previous prime is 100012213303. The next prime is 100012213337. The reversal of 100012213309 is 903312210001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91781732025 + 8230481284 = 302955^2 + 90722^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100012213309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100012213309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100012213303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50006106654 + 50006106655.

It is an arithmetic number, because the mean of its divisors is an integer number (50006106655).

Almost surely, 2^100012213309 is an apocalyptic number.

It is an amenable number.

100012213309 is a deficient number, since it is larger than the sum of its proper divisors (1).

100012213309 is an equidigital number, since it uses as much as digits as its factorization.

100012213309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The spelling of 100012213309 in words is "one hundred billion, twelve million, two hundred thirteen thousand, three hundred nine".