100312100644433 has 2 divisors, whose sum is σ = 100312100644434. Its totient is φ = 100312100644432.

The previous prime is 100312100644397. The next prime is 100312100644573. The reversal of 100312100644433 is 334446001213001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68261420630209 + 32050680014224 = 8262047^2 + 5661332^2 .

It is a cyclic number.

It is not a de Polignac number, because 100312100644433 - 2³⁰ = 100311026902609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100312100644433.

It is not a weakly prime, because it can be changed into another prime (100312100644733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50156050322216 + 50156050322217.

It is an arithmetic number, because the mean of its divisors is an integer number (50156050322217).

Almost surely, 2^{100312100644433} is an apocalyptic number.

It is an amenable number.

100312100644433 is a deficient number, since it is larger than the sum of its proper divisors (1).

100312100644433 is an equidigital number, since it uses as much as digits as its factorization.

100312100644433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 100312100644433 its reverse (334446001213001), we get a palindrome (434758101857434).

The spelling of 100312100644433 in words is "one hundred trillion, three hundred twelve billion, one hundred million, six hundred forty-four thousand, four hundred thirty-three".