5056221019 has 2 divisors, whose sum is σ = 5056221020. Its totient is φ = 5056221018.

The previous prime is 5056220969. The next prime is 5056221059. The reversal of 5056221019 is 9101226505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5056221019 - 2¹⁹ = 5055696731 is a prime.

It is a super-2 number, since 2×5056221019² = 51130741985954796722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5056221059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528110509 + 2528110510.

It is an arithmetic number, because the mean of its divisors is an integer number (2528110510).

Almost surely, 2^5056221019 is an apocalyptic number.

5056221019 is a deficient number, since it is larger than the sum of its proper divisors (1).

5056221019 is an equidigital number, since it uses as much as digits as its factorization.

5056221019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 5056221019 is about 71107.1094828077. The cubic root of 5056221019 is about 1716.3611798675.

The spelling of 5056221019 in words is "five billion, fifty-six million, two hundred twenty-one thousand, nineteen".