2359147422221 has 2 divisors, whose sum is σ = 2359147422222. Its totient is φ = 2359147422220.

The previous prime is 2359147422197. The next prime is 2359147422241. The reversal of 2359147422221 is 1222247419532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2029160364196 + 329987058025 = 1424486^2 + 574445^2 .

It is a cyclic number.

It is not a de Polignac number, because 2359147422221 - 2¹⁸ = 2359147160077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2359147422241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1179573711110 + 1179573711111.

It is an arithmetic number, because the mean of its divisors is an integer number (1179573711111).

Almost surely, 2^{2359147422221} is an apocalyptic number.

It is an amenable number.

2359147422221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2359147422221 is an equidigital number, since it uses as much as digits as its factorization.

2359147422221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 44.

The spelling of 2359147422221 in words is "two trillion, three hundred fifty-nine billion, one hundred forty-seven million, four hundred twenty-two thousand, two hundred twenty-one".