22222240001 has 16 divisors (see below), whose sum is σ = 25197916800. Its totient is φ = 19428035328.

The previous prime is 22222239971. The next prime is 22222240057. The reversal of 22222240001 is 10004222222.

It is a de Polignac number, because none of the positive numbers 2^k-22222240001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22222240091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1140620 + ... + 1159938.

It is an arithmetic number, because the mean of its divisors is an integer number (1574869800).

Almost surely, 2^22222240001 is an apocalyptic number.

It is an amenable number.

22222240001 is a deficient number, since it is larger than the sum of its proper divisors (2975676799).

22222240001 is a wasteful number, since it uses less digits than its factorization.

22222240001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24008.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22222240001 its reverse (10004222222), we get a palindrome (32226462223).

The spelling of 22222240001 in words is "twenty-two billion, two hundred twenty-two million, two hundred forty thousand, one".