100445313226 has 4 divisors (see below), whose sum is σ = 150667969842. Its totient is φ = 50222656612.

The previous prime is 100445313197. The next prime is 100445313233. The reversal of 100445313226 is 622313544001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 622313544001 = 37 ⋅16819284973.

It can be written as a sum of positive squares in only one way, i.e., 95358057601 + 5087255625 = 308801^2 + 71325^2 .

It is an unprimeable number.

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, 25111328305 + ... + 25111328308.

Almost surely, 2^100445313226 is an apocalyptic number.

100445313226 is a deficient number, since it is larger than the sum of its proper divisors (50222656616).

100445313226 is an equidigital number, since it uses as much as digits as its factorization.

100445313226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50222656615.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 100445313226 its reverse (622313544001), we get a palindrome (722758857227).

The spelling of 100445313226 in words is "one hundred billion, four hundred forty-five million, three hundred thirteen thousand, two hundred twenty-six".