10012018 has 16 divisors (see below), whose sum is σ = 15833880. Its totient is φ = 4740736.

The previous prime is 10012001. The next prime is 10012019. The reversal of 10012018 is 81021001.

It can be written as a sum of positive squares in 4 ways, for example, as 9966649 + 45369 = 3157^2 + 213^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10011989 and 10012007.

It is not an unprimeable number, because it can be changed into a prime (10012019) by changing a digit.

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, 1446 + ... + 4702.

Almost surely, 2^10012018 is an apocalyptic number.

10012018 is a deficient number, since it is larger than the sum of its proper divisors (5821862).

10012018 is a wasteful number, since it uses less digits than its factorization.

10012018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 10012018 is about 3164.1773022383. The cubic root of 10012018 is about 215.5297411055.

Adding to 10012018 its reverse (81021001), we get a palindrome (91033019).

The spelling of 10012018 in words is "ten million, twelve thousand, eighteen".