226813110001 has 3 divisors (see below), whose sum is σ = 226813586251. Its totient is φ = 226812633752.

The previous prime is 226813109983. The next prime is 226813110037. The reversal of 226813110001 is 100011318622.

The square root of 226813110001 is 476249.

It is a perfect power (a square), and thus also a powerful number.

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: 100011318622 = 2 ⋅50005659311.

It can be written as a sum of positive squares in only one way, i.e., 65434151601 + 161378958400 = 255801^2 + 401720^2 .

It is not a de Polignac number, because 226813110001 - 2⁵ = 226813109969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226813111001) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 238125 + ... + 714373.

Almost surely, 2^226813110001 is an apocalyptic number.

226813110001 is the 476249-th square number.

226813110001 is the 238125-th centered octagonal number.

It is an amenable number.

226813110001 is a deficient number, since it is larger than the sum of its proper divisors (476250).

226813110001 is an frugal number, since it uses more digits than its factorization.

226813110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952498 (or 476249 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

Multiplying 226813110001 by its sum of digits (25), we get a square (5670327750025 = 2381245²).

Multiplying 226813110001 by its product of nonzero digits (576), we get a square (130644351360576 = 11429976²).

Adding to 226813110001 its reverse (100011318622), we get a palindrome (326824428623).

The spelling of 226813110001 in words is "two hundred twenty-six billion, eight hundred thirteen million, one hundred ten thousand, one".