226421602117 has 4 divisors (see below), whose sum is σ = 227263318380. Its totient is φ = 225579885856.

The previous prime is 226421602103. The next prime is 226421602177. The reversal of 226421602117 is 711206124622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33216520516 + 193205081601 = 182254^2 + 439551^2 .

It is a cyclic number.

It is not a de Polignac number, because 226421602117 - 2¹⁵ = 226421569349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226421602177) 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 in 3 ways as a sum of consecutive naturals, for example, 420857728 + ... + 420858265.

It is an arithmetic number, because the mean of its divisors is an integer number (56815829595).

Almost surely, 2^226421602117 is an apocalyptic number.

It is an amenable number.

226421602117 is a deficient number, since it is larger than the sum of its proper divisors (841716263).

226421602117 is an equidigital number, since it uses as much as digits as its factorization.

226421602117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841716262.

The product of its (nonzero) digits is 16128, while the sum is 34.

Adding to 226421602117 its reverse (711206124622), we get a palindrome (937627726739).

The spelling of 226421602117 in words is "two hundred twenty-six billion, four hundred twenty-one million, six hundred two thousand, one hundred seventeen".