22000101185 has 4 divisors (see below), whose sum is σ = 26400121428. Its totient is φ = 17600080944.

The previous prime is 22000101163. The next prime is 22000101187. The reversal of 22000101185 is 58110100022.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3257669776 + 18742431409 = 57076^2 + 136903^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22000101185 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22000101187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2200010114 + ... + 2200010123.

It is an arithmetic number, because the mean of its divisors is an integer number (6600030357).

Almost surely, 2^22000101185 is an apocalyptic number.

It is an amenable number.

22000101185 is a deficient number, since it is larger than the sum of its proper divisors (4400020243).

22000101185 is an equidigital number, since it uses as much as digits as its factorization.

22000101185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4400020242.

The product of its (nonzero) digits is 160, while the sum is 20.

The spelling of 22000101185 in words is "twenty-two billion, one hundred one thousand, one hundred eighty-five".