22212100241 has 2 divisors, whose sum is σ = 22212100242. Its totient is φ = 22212100240.

The previous prime is 22212100217. The next prime is 22212100291. The reversal of 22212100241 is 14200121222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11337990400 + 10874109841 = 106480^2 + 104279^2 .

It is a cyclic number.

It is not a de Polignac number, because 22212100241 - 2⁶ = 22212100177 is a prime.

It is not a weakly prime, because it can be changed into another prime (22212100291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106050120 + 11106050121.

It is an arithmetic number, because the mean of its divisors is an integer number (11106050121).

Almost surely, 2^22212100241 is an apocalyptic number.

It is an amenable number.

22212100241 is a deficient number, since it is larger than the sum of its proper divisors (1).

22212100241 is an equidigital number, since it uses as much as digits as its factorization.

22212100241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22212100241 its reverse (14200121222), we get a palindrome (36412221463).

The spelling of 22212100241 in words is "twenty-two billion, two hundred twelve million, one hundred thousand, two hundred forty-one".