3522620608121 has 2 divisors, whose sum is σ = 3522620608122. Its totient is φ = 3522620608120.

The previous prime is 3522620608093. The next prime is 3522620608151. The reversal of 3522620608121 is 1218060262253.

It is a happy number.

3522620608121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2209444416400 + 1313176191721 = 1486420^2 + 1145939^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3522620608121 is a prime.

It is not a weakly prime, because it can be changed into another prime (3522620608151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1761310304060 + 1761310304061.

It is an arithmetic number, because the mean of its divisors is an integer number (1761310304061).

Almost surely, 2^{3522620608121} is an apocalyptic number.

It is an amenable number.

3522620608121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3522620608121 is an equidigital number, since it uses as much as digits as its factorization.

3522620608121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 3522620608121 in words is "three trillion, five hundred twenty-two billion, six hundred twenty million, six hundred eight thousand, one hundred twenty-one".