5244160225121 has 2 divisors, whose sum is σ = 5244160225122. Its totient is φ = 5244160225120.

The previous prime is 5244160225111. The next prime is 5244160225127. The reversal of 5244160225121 is 1215220614425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3790170410896 + 1453989814225 = 1946836^2 + 1205815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5244160225121 is a prime.

It is a super-2 number, since 2×5244160225121² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5244160225127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2622080112560 + 2622080112561.

It is an arithmetic number, because the mean of its divisors is an integer number (2622080112561).

Almost surely, 2^{5244160225121} is an apocalyptic number.

It is an amenable number.

5244160225121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5244160225121 is an equidigital number, since it uses as much as digits as its factorization.

5244160225121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 5244160225121 its reverse (1215220614425), we get a palindrome (6459380839546).

The spelling of 5244160225121 in words is "five trillion, two hundred forty-four billion, one hundred sixty million, two hundred twenty-five thousand, one hundred twenty-one".