8216225011 has 4 divisors (see below), whose sum is σ = 8223634800. Its totient is φ = 8208815224.

The previous prime is 8216224997. The next prime is 8216225023. The reversal of 8216225011 is 1105226128.

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

It is a cyclic number.

It is not a de Polignac number, because 8216225011 - 2¹⁷ = 8216093939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8216225411) 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, 3703231 + ... + 3705448.

It is an arithmetic number, because the mean of its divisors is an integer number (2055908700).

Almost surely, 2^8216225011 is an apocalyptic number.

8216225011 is a deficient number, since it is larger than the sum of its proper divisors (7409789).

8216225011 is a wasteful number, since it uses less digits than its factorization.

8216225011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7409788.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 8216225011 is about 90643.3947455632. The cubic root of 8216225011 is about 2017.8588077565.

The spelling of 8216225011 in words is "eight billion, two hundred sixteen million, two hundred twenty-five thousand, eleven".