22221201163 has 8 divisors (see below), whose sum is σ = 26499817728. Its totient is φ = 18218624424.

The previous prime is 22221201091. The next prime is 22221201187. The reversal of 22221201163 is 36110212222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-22221201163 is a prime.

It is a super-2 number, since 2×22221201163² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22221201763) 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 7 ways as a sum of consecutive naturals, for example, 69009781 + ... + 69010102.

It is an arithmetic number, because the mean of its divisors is an integer number (3312477216).

Almost surely, 2^22221201163 is an apocalyptic number.

22221201163 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22221201163 is a deficient number, since it is larger than the sum of its proper divisors (4278616565).

22221201163 is a wasteful number, since it uses less digits than its factorization.

22221201163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138019913.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 22221201163 its reverse (36110212222), we get a palindrome (58331413385).

The spelling of 22221201163 in words is "twenty-two billion, two hundred twenty-one million, two hundred one thousand, one hundred sixty-three".