2571022123 has 2 divisors, whose sum is σ = 2571022124. Its totient is φ = 2571022122.

The previous prime is 2571022099. The next prime is 2571022171. The reversal of 2571022123 is 3212201752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2571022123 - 2¹⁷ = 2570891051 is a prime.

It is a super-2 number, since 2×2571022123² = 13220309513910854258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2571092123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1285511061 + 1285511062.

It is an arithmetic number, because the mean of its divisors is an integer number (1285511062).

Almost surely, 2^2571022123 is an apocalyptic number.

2571022123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2571022123 is an equidigital number, since it uses as much as digits as its factorization.

2571022123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 2571022123 is about 50705.2474897816. The cubic root of 2571022123 is about 1369.9412344481.

Adding to 2571022123 its reverse (3212201752), we get a palindrome (5783223875).

The spelling of 2571022123 in words is "two billion, five hundred seventy-one million, twenty-two thousand, one hundred twenty-three".