100446209987 has 2 divisors, whose sum is σ = 100446209988. Its totient is φ = 100446209986.

The previous prime is 100446209939. The next prime is 100446210019. The reversal of 100446209987 is 789902644001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100446209987 - 2¹⁶ = 100446144451 is a prime.

It is a super-2 number, since 2×100446209987² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100446209887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50223104993 + 50223104994.

It is an arithmetic number, because the mean of its divisors is an integer number (50223104994).

Almost surely, 2^100446209987 is an apocalyptic number.

100446209987 is a deficient number, since it is larger than the sum of its proper divisors (1).

100446209987 is an equidigital number, since it uses as much as digits as its factorization.

100446209987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 100446209987 in words is "one hundred billion, four hundred forty-six million, two hundred nine thousand, nine hundred eighty-seven".