22187267250241 has 2 divisors, whose sum is σ = 22187267250242. Its totient is φ = 22187267250240.

The previous prime is 22187267250229. The next prime is 22187267250329. The reversal of 22187267250241 is 14205276278122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20673208368400 + 1514058881841 = 4546780^2 + 1230471^2 .

It is a cyclic number.

It is not a de Polignac number, because 22187267250241 - 2¹⁷ = 22187267119169 is a prime.

It is not a weakly prime, because it can be changed into another prime (22187267250221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11093633625120 + 11093633625121.

It is an arithmetic number, because the mean of its divisors is an integer number (11093633625121).

Almost surely, 2^{22187267250241} is an apocalyptic number.

It is an amenable number.

22187267250241 is a deficient number, since it is larger than the sum of its proper divisors (1).

22187267250241 is an equidigital number, since it uses as much as digits as its factorization.

22187267250241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1505280, while the sum is 49.

The spelling of 22187267250241 in words is "twenty-two trillion, one hundred eighty-seven billion, two hundred sixty-seven million, two hundred fifty thousand, two hundred forty-one".