5262216692221 has 2 divisors, whose sum is σ = 5262216692222. Its totient is φ = 5262216692220.

The previous prime is 5262216692179. The next prime is 5262216692281. The reversal of 5262216692221 is 1222966122625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3925450625625 + 1336766066596 = 1981275^2 + 1156186^2 .

It is a cyclic number.

It is not a de Polignac number, because 5262216692221 - 2²¹ = 5262214595069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5262216692281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2631108346110 + 2631108346111.

It is an arithmetic number, because the mean of its divisors is an integer number (2631108346111).

Almost surely, 2^{5262216692221} is an apocalyptic number.

It is an amenable number.

5262216692221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5262216692221 is an equidigital number, since it uses as much as digits as its factorization.

5262216692221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 46.

The spelling of 5262216692221 in words is "five trillion, two hundred sixty-two billion, two hundred sixteen million, six hundred ninety-two thousand, two hundred twenty-one".