10220524343521 has 2 divisors, whose sum is σ = 10220524343522. Its totient is φ = 10220524343520.

The previous prime is 10220524343503. The next prime is 10220524343537. The reversal of 10220524343521 is 12534342502201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9850904118225 + 369620225296 = 3138615^2 + 607964^2 .

It is a cyclic number.

It is not a de Polignac number, because 10220524343521 - 2⁹ = 10220524343009 is a prime.

It is not a weakly prime, because it can be changed into another prime (10220524343621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110262171760 + 5110262171761.

It is an arithmetic number, because the mean of its divisors is an integer number (5110262171761).

Almost surely, 2^{10220524343521} is an apocalyptic number.

It is an amenable number.

10220524343521 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220524343521 is an equidigital number, since it uses as much as digits as its factorization.

10220524343521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 10220524343521 its reverse (12534342502201), we get a palindrome (22754866845722).

The spelling of 10220524343521 in words is "ten trillion, two hundred twenty billion, five hundred twenty-four million, three hundred forty-three thousand, five hundred twenty-one".