22220223001 has 2 divisors, whose sum is σ = 22220223002. Its totient is φ = 22220223000.

The previous prime is 22220222957. The next prime is 22220223017. The reversal of 22220223001 is 10032202222.

It is an a-pointer prime, because the next prime (22220223017) can be obtained adding 22220223001 to its sum of digits (16).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22104552976 + 115670025 = 148676^2 + 10755^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22220223001 is a prime.

It is not a weakly prime, because it can be changed into another prime (22220223061) 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 as a sum of consecutive naturals, namely, 11110111500 + 11110111501.

It is an arithmetic number, because the mean of its divisors is an integer number (11110111501).

Almost surely, 2^22220223001 is an apocalyptic number.

It is an amenable number.

22220223001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220223001 is an equidigital number, since it uses as much as digits as its factorization.

22220223001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22220223001 its reverse (10032202222), we get a palindrome (32252425223).

The spelling of 22220223001 in words is "twenty-two billion, two hundred twenty million, two hundred twenty-three thousand, one".