100442634673 has 2 divisors, whose sum is σ = 100442634674. Its totient is φ = 100442634672.

The previous prime is 100442634619. The next prime is 100442634713. The reversal of 100442634673 is 376436244001.

It is a happy number.

It is an a-pointer prime, because the next prime (100442634713) can be obtained adding 100442634673 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94452958224 + 5989676449 = 307332^2 + 77393^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100442634673 is a prime.

It is not a weakly prime, because it can be changed into another prime (100442934673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50221317336 + 50221317337.

It is an arithmetic number, because the mean of its divisors is an integer number (50221317337).

Almost surely, 2^100442634673 is an apocalyptic number.

It is an amenable number.

100442634673 is a deficient number, since it is larger than the sum of its proper divisors (1).

100442634673 is an equidigital number, since it uses as much as digits as its factorization.

100442634673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 40.

Adding to 100442634673 its reverse (376436244001), we get a palindrome (476878878674).

The spelling of 100442634673 in words is "one hundred billion, four hundred forty-two million, six hundred thirty-four thousand, six hundred seventy-three".