100403400211 has 4 divisors (see below), whose sum is σ = 100404073800. Its totient is φ = 100402726624.

The previous prime is 100403400169. The next prime is 100403400217. The reversal of 100403400211 is 112004304001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 112004304001 = 239237 ⋅468173.

It is a cyclic number.

It is not a de Polignac number, because 100403400211 - 2¹⁵ = 100403367443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100403400217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2806 + ... + 448123.

It is an arithmetic number, because the mean of its divisors is an integer number (25101018450).

Almost surely, 2^100403400211 is an apocalyptic number.

100403400211 is a deficient number, since it is larger than the sum of its proper divisors (673589).

100403400211 is an equidigital number, since it uses as much as digits as its factorization.

100403400211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673588.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 100403400211 its reverse (112004304001), we get a palindrome (212407704212).

The spelling of 100403400211 in words is "one hundred billion, four hundred three million, four hundred thousand, two hundred eleven".