22187267250329 has 2 divisors, whose sum is σ = 22187267250330. Its totient is φ = 22187267250328.

The previous prime is 22187267250241. The next prime is 22187267250353. The reversal of 22187267250329 is 92305276278122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16662299474704 + 5524967775625 = 4081948^2 + 2350525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22187267250329 is a prime.

It is not a weakly prime, because it can be changed into another prime (22187267250359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11093633625164 + 11093633625165.

It is an arithmetic number, because the mean of its divisors is an integer number (11093633625165).

Almost surely, 2^{22187267250329} is an apocalyptic number.

It is an amenable number.

22187267250329 is a deficient number, since it is larger than the sum of its proper divisors (1).

22187267250329 is an equidigital number, since it uses as much as digits as its factorization.

22187267250329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 22187267250329 in words is "twenty-two trillion, one hundred eighty-seven billion, two hundred sixty-seven million, two hundred fifty thousand, three hundred twenty-nine".