22245541551241 has 2 divisors, whose sum is σ = 22245541551242. Its totient is φ = 22245541551240.

The previous prime is 22245541551217. The next prime is 22245541551253. The reversal of 22245541551241 is 14215514554222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21825761958025 + 419779593216 = 4671805^2 + 647904^2 .

It is a cyclic number.

It is not a de Polignac number, because 22245541551241 - 2¹¹ = 22245541549193 is a prime.

It is not a weakly prime, because it can be changed into another prime (22245541551841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11122770775620 + 11122770775621.

It is an arithmetic number, because the mean of its divisors is an integer number (11122770775621).

Almost surely, 2^{22245541551241} is an apocalyptic number.

It is an amenable number.

22245541551241 is a deficient number, since it is larger than the sum of its proper divisors (1).

22245541551241 is an equidigital number, since it uses as much as digits as its factorization.

22245541551241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 640000, while the sum is 43.

The spelling of 22245541551241 in words is "twenty-two trillion, two hundred forty-five billion, five hundred forty-one million, five hundred fifty-one thousand, two hundred forty-one".