1012206818 has 24 divisors (see below), whose sum is σ = 1768276800. Its totient is φ = 433292328.

The previous prime is 1012206781. The next prime is 1012206841. The reversal of 1012206818 is 8186022101.

It is a super-3 number, since 3×1012206818³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84443 + ... + 95681.

It is an arithmetic number, because the mean of its divisors is an integer number (73678200).

Almost surely, 2^1012206818 is an apocalyptic number.

1012206818 is a deficient number, since it is larger than the sum of its proper divisors (756069982).

1012206818 is a wasteful number, since it uses less digits than its factorization.

1012206818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12174 (or 12167 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 29.

The square root of 1012206818 is about 31815.1979091754. The cubic root of 1012206818 is about 1004.0524944378.

Adding to 1012206818 its reverse (8186022101), we get a palindrome (9198228919).

The spelling of 1012206818 in words is "one billion, twelve million, two hundred six thousand, eight hundred eighteen".