22210100305 has 32 divisors (see below), whose sum is σ = 28299260160. Its totient is φ = 16697767680.

The previous prime is 22210100303. The next prime is 22210100333. The reversal of 22210100305 is 50300101222.

It is not a de Polignac number, because 22210100305 - 2¹ = 22210100303 is a prime.

It is a super-2 number, since 2×22210100305² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22210100303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10191706 + ... + 10193884.

It is an arithmetic number, because the mean of its divisors is an integer number (884351880).

Almost surely, 2^22210100305 is an apocalyptic number.

It is an amenable number.

22210100305 is a deficient number, since it is larger than the sum of its proper divisors (6089159855).

22210100305 is a wasteful number, since it uses less digits than its factorization.

22210100305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3721.

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 22210100305 its reverse (50300101222), we get a palindrome (72510201527).

The spelling of 22210100305 in words is "twenty-two billion, two hundred ten million, one hundred thousand, three hundred five".