5552202121 has 2 divisors, whose sum is σ = 5552202122. Its totient is φ = 5552202120.

The previous prime is 5552202113. The next prime is 5552202137. The reversal of 5552202121 is 1212022555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3333792121 + 2218410000 = 57739^2 + 47100^2 .

It is a cyclic number.

It is not a de Polignac number, because 5552202121 - 2³ = 5552202113 is a prime.

It is not a weakly prime, because it can be changed into another prime (5552202421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2776101060 + 2776101061.

It is an arithmetic number, because the mean of its divisors is an integer number (2776101061).

Almost surely, 2^5552202121 is an apocalyptic number.

It is an amenable number.

5552202121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5552202121 is an equidigital number, since it uses as much as digits as its factorization.

5552202121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 5552202121 is about 74513.1003314182. The cubic root of 5552202121 is about 1770.7411879827.

Adding to 5552202121 its reverse (1212022555), we get a palindrome (6764224676).

The spelling of 5552202121 in words is "five billion, five hundred fifty-two million, two hundred two thousand, one hundred twenty-one".