512001122 has 16 divisors (see below), whose sum is σ = 785689080. Its totient is φ = 250169472.

The previous prime is 512001107. The next prime is 512001143. The reversal of 512001122 is 221100215.

It can be written as a sum of positive squares in 4 ways, for example, as 464790481 + 47210641 = 21559^2 + 6871^2 .

It is a junction number, because it is equal to n+sod(n) for n = 512001097 and 512001106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173 + ... + 32000.

Almost surely, 2^512001122 is an apocalyptic number.

512001122 is a deficient number, since it is larger than the sum of its proper divisors (273687958).

512001122 is a wasteful number, since it uses less digits than its factorization.

512001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32357.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 512001122 is about 22627.4417908875. The cubic root of 512001122 is about 800.0005843746. Note that the first 3 decimals are identical.

Adding to 512001122 its reverse (221100215), we get a palindrome (733101337).

The spelling of 512001122 in words is "five hundred twelve million, one thousand, one hundred twenty-two".