815222562114241 has 2 divisors, whose sum is σ = 815222562114242. Its totient is φ = 815222562114240.

The previous prime is 815222562114227. The next prime is 815222562114307. The reversal of 815222562114241 is 142411265222518.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 690186668131216 + 125035893983025 = 26271404^2 + 11181945^2 .

It is a cyclic number.

It is not a de Polignac number, because 815222562114241 - 2¹³ = 815222562106049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 815222562114191 and 815222562114200.

It is not a weakly prime, because it can be changed into another prime (815222562114221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407611281057120 + 407611281057121.

It is an arithmetic number, because the mean of its divisors is an integer number (407611281057121).

Almost surely, 2^{815222562114241} is an apocalyptic number.

It is an amenable number.

815222562114241 is a deficient number, since it is larger than the sum of its proper divisors (1).

815222562114241 is an equidigital number, since it uses as much as digits as its factorization.

815222562114241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 614400, while the sum is 46.

The spelling of 815222562114241 in words is "eight hundred fifteen trillion, two hundred twenty-two billion, five hundred sixty-two million, one hundred fourteen thousand, two hundred forty-one".