8226720101 has 4 divisors (see below), whose sum is σ = 8244336672. Its totient is φ = 8209103532.

The previous prime is 8226720091. The next prime is 8226720113. The reversal of 8226720101 is 1010276228.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8226720101 - 2⁶ = 8226720037 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 (8226720701) 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, 8807585 + ... + 8808518.

It is an arithmetic number, because the mean of its divisors is an integer number (2061084168).

Almost surely, 2^8226720101 is an apocalyptic number.

It is an amenable number.

8226720101 is a deficient number, since it is larger than the sum of its proper divisors (17616571).

8226720101 is a wasteful number, since it uses less digits than its factorization.

8226720101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17616570.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 8226720101 is about 90701.2684641180. The cubic root of 8226720101 is about 2018.7176206138.

Adding to 8226720101 its reverse (1010276228), we get a palindrome (9236996329).

The spelling of 8226720101 in words is "eight billion, two hundred twenty-six million, seven hundred twenty thousand, one hundred one".