1012012036 has 12 divisors (see below), whose sum is σ = 2024024128. Its totient is φ = 433719432.

The previous prime is 1012012033. The next prime is 1012012063. The reversal of 1012012036 is 6302102101.

1012012036 is an admirable number.

It is a super-2 number, since 2×1012012036² = 2048336722017730592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1012012031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18071616 + ... + 18071671.

Almost surely, 2^1012012036 is an apocalyptic number.

It is an amenable number.

1012012036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012012036 is a wasteful number, since it uses less digits than its factorization.

1012012036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36143298 (or 36143296 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1012012036 is about 31812.1366148205. The cubic root of 1012012036 is about 1003.9880860266.

Adding to 1012012036 its reverse (6302102101), we get a palindrome (7314114137).

The spelling of 1012012036 in words is "one billion, twelve million, twelve thousand, thirty-six".