5057012221 has 2 divisors, whose sum is σ = 5057012222. Its totient is φ = 5057012220.

The previous prime is 5057012161. The next prime is 5057012243. The reversal of 5057012221 is 1222107505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3319372996 + 1737639225 = 57614^2 + 41685^2 .

It is a cyclic number.

It is not a de Polignac number, because 5057012221 - 2²¹ = 5054915069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5057012251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528506110 + 2528506111.

It is an arithmetic number, because the mean of its divisors is an integer number (2528506111).

Almost surely, 2^5057012221 is an apocalyptic number.

It is an amenable number.

5057012221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5057012221 is an equidigital number, since it uses as much as digits as its factorization.

5057012221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 5057012221 is about 71112.6727173153. The cubic root of 5057012221 is about 1716.4507011105.

Adding to 5057012221 its reverse (1222107505), we get a palindrome (6279119726).

The spelling of 5057012221 in words is "five billion, fifty-seven million, twelve thousand, two hundred twenty-one".