2202715121 has 2 divisors, whose sum is σ = 2202715122. Its totient is φ = 2202715120.

The previous prime is 2202715103. The next prime is 2202715133. The reversal of 2202715121 is 1215172022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1801153600 + 401561521 = 42440^2 + 20039^2 .

It is a cyclic number.

It is not a de Polignac number, because 2202715121 - 2¹⁰ = 2202714097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2202715321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101357560 + 1101357561.

It is an arithmetic number, because the mean of its divisors is an integer number (1101357561).

Almost surely, 2^2202715121 is an apocalyptic number.

It is an amenable number.

2202715121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2202715121 is an equidigital number, since it uses as much as digits as its factorization.

2202715121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 2202715121 is about 46933.0919607903. The cubic root of 2202715121 is about 1301.1262667676.

Adding to 2202715121 its reverse (1215172022), we get a palindrome (3417887143).

The spelling of 2202715121 in words is "two billion, two hundred two million, seven hundred fifteen thousand, one hundred twenty-one".