2005125022 has 24 divisors (see below), whose sum is σ = 3084278040. Its totient is φ = 977402160.

The previous prime is 2005124977. The next prime is 2005125041. The reversal of 2005125022 is 2205215002.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 1967229 + ... + 1968247.

It is an arithmetic number, because the mean of its divisors is an integer number (128511585).

Almost surely, 2^2005125022 is an apocalyptic number.

2005125022 is a deficient number, since it is larger than the sum of its proper divisors (1079153018).

2005125022 is a wasteful number, since it uses less digits than its factorization.

2005125022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336 (or 1209 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2005125022 is about 44778.6223772014. The cubic root of 2005125022 is about 1260.9963191373.

The spelling of 2005125022 in words is "two billion, five million, one hundred twenty-five thousand, twenty-two".