22222201011 has 8 divisors (see below), whose sum is σ = 29630877120. Its totient is φ = 14814162792.

The previous prime is 22222201009. The next prime is 22222201063. The reversal of 22222201011 is 11010222222.

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

It is not a de Polignac number, because 22222201011 - 2¹ = 22222201009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22222202011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71205 + ... + 222518.

It is an arithmetic number, because the mean of its divisors is an integer number (3703859640).

Almost surely, 2^22222201011 is an apocalyptic number.

22222201011 is a deficient number, since it is larger than the sum of its proper divisors (7408676109).

22222201011 is a wasteful number, since it uses less digits than its factorization.

22222201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318945.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22222201011 its reverse (11010222222), we get a palindrome (33232423233).

The spelling of 22222201011 in words is "twenty-two billion, two hundred twenty-two million, two hundred one thousand, eleven".