100430434443377 has 2 divisors, whose sum is σ = 100430434443378. Its totient is φ = 100430434443376.

The previous prime is 100430434443347. The next prime is 100430434443511. The reversal of 100430434443377 is 773344434034001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61152149760256 + 39278284683121 = 7819984^2 + 6267239^2 .

It is a cyclic number.

It is not a de Polignac number, because 100430434443377 - 2³² = 100426139476081 is a prime.

It is not a weakly prime, because it can be changed into another prime (100430434443347) 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, 50215217221688 + 50215217221689.

It is an arithmetic number, because the mean of its divisors is an integer number (50215217221689).

Almost surely, 2^{100430434443377} is an apocalyptic number.

It is an amenable number.

100430434443377 is a deficient number, since it is larger than the sum of its proper divisors (1).

100430434443377 is an equidigital number, since it uses as much as digits as its factorization.

100430434443377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4064256, while the sum is 47.

Adding to 100430434443377 its reverse (773344434034001), we get a palindrome (873774868477378).

The spelling of 100430434443377 in words is "one hundred trillion, four hundred thirty billion, four hundred thirty-four million, four hundred forty-three thousand, three hundred seventy-seven".