100622650217 has 4 divisors (see below), whose sum is σ = 101289025536. Its totient is φ = 99956274900.

The previous prime is 100622650187. The next prime is 100622650243. The reversal of 100622650217 is 712056226001.

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 100622650217 - 2¹⁶ = 100622584681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100622650517) 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, 333187433 + ... + 333187734.

It is an arithmetic number, because the mean of its divisors is an integer number (25322256384).

Almost surely, 2^100622650217 is an apocalyptic number.

It is an amenable number.

100622650217 is a deficient number, since it is larger than the sum of its proper divisors (666375319).

100622650217 is an equidigital number, since it uses as much as digits as its factorization.

100622650217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666375318.

The product of its (nonzero) digits is 10080, while the sum is 32.

Adding to 100622650217 its reverse (712056226001), we get a palindrome (812678876218).

The spelling of 100622650217 in words is "one hundred billion, six hundred twenty-two million, six hundred fifty thousand, two hundred seventeen".