22122340241 has 2 divisors, whose sum is σ = 22122340242. Its totient is φ = 22122340240.

The previous prime is 22122340237. The next prime is 22122340267. The reversal of 22122340241 is 14204322122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18116083216 + 4006257025 = 134596^2 + 63295^2 .

It is a cyclic number.

It is not a de Polignac number, because 22122340241 - 2² = 22122340237 is a prime.

It is not a weakly prime, because it can be changed into another prime (22122340231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11061170120 + 11061170121.

It is an arithmetic number, because the mean of its divisors is an integer number (11061170121).

Almost surely, 2^22122340241 is an apocalyptic number.

It is an amenable number.

22122340241 is a deficient number, since it is larger than the sum of its proper divisors (1).

22122340241 is an equidigital number, since it uses as much as digits as its factorization.

22122340241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22122340241 its reverse (14204322122), we get a palindrome (36326662363).

The spelling of 22122340241 in words is "twenty-two billion, one hundred twenty-two million, three hundred forty thousand, two hundred forty-one".