22222064601 has 24 divisors (see below), whose sum is σ = 35590638720. Its totient is φ = 13247128800.

The previous prime is 22222064597. The next prime is 22222064609. The reversal of 22222064601 is 10646022222.

It is a happy number.

It is not a de Polignac number, because 22222064601 - 2² = 22222064597 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22222064609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1833841 + ... + 1845918.

It is an arithmetic number, because the mean of its divisors is an integer number (1482943280).

Almost surely, 2^22222064601 is an apocalyptic number.

It is an amenable number.

22222064601 is a deficient number, since it is larger than the sum of its proper divisors (13368574119).

22222064601 is a wasteful number, since it uses less digits than its factorization.

22222064601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3679837 (or 3679834 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 22222064601 its reverse (10646022222), we get a palindrome (32868086823).

The spelling of 22222064601 in words is "twenty-two billion, two hundred twenty-two million, sixty-four thousand, six hundred one".