100016850881 has 2 divisors, whose sum is σ = 100016850882. Its totient is φ = 100016850880.

The previous prime is 100016850833. The next prime is 100016850971. The reversal of 100016850881 is 188058610001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71190244225 + 28826606656 = 266815^2 + 169784^2 .

It is a cyclic number.

It is not a de Polignac number, because 100016850881 - 2¹⁰ = 100016849857 is a prime.

It is a super-2 number, since 2×100016850881² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100016850811) 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, 50008425440 + 50008425441.

It is an arithmetic number, because the mean of its divisors is an integer number (50008425441).

Almost surely, 2^100016850881 is an apocalyptic number.

It is an amenable number.

100016850881 is a deficient number, since it is larger than the sum of its proper divisors (1).

100016850881 is an equidigital number, since it uses as much as digits as its factorization.

100016850881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15360, while the sum is 38.

The spelling of 100016850881 in words is "one hundred billion, sixteen million, eight hundred fifty thousand, eight hundred eighty-one".