22040122201 has 2 divisors, whose sum is σ = 22040122202. Its totient is φ = 22040122200.

The previous prime is 22040122193. The next prime is 22040122241. The reversal of 22040122201 is 10222104022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14568248601 + 7471873600 = 120699^2 + 86440^2 .

It is a cyclic number.

It is not a de Polignac number, because 22040122201 - 2³ = 22040122193 is a prime.

It is not a weakly prime, because it can be changed into another prime (22040122241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11020061100 + 11020061101.

It is an arithmetic number, because the mean of its divisors is an integer number (11020061101).

Almost surely, 2^22040122201 is an apocalyptic number.

It is an amenable number.

22040122201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22040122201 is an equidigital number, since it uses as much as digits as its factorization.

22040122201 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 16.

Adding to 22040122201 its reverse (10222104022), we get a palindrome (32262226223).

The spelling of 22040122201 in words is "twenty-two billion, forty million, one hundred twenty-two thousand, two hundred one".