1132020012 has 24 divisors (see below), whose sum is σ = 2643703216. Its totient is φ = 377008128.

The previous prime is 1132020011. The next prime is 1132020023. The reversal of 1132020012 is 2100202311.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1132020012.

It is not an unprimeable number, because it can be changed into a prime (1132020011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27073 + ... + 54744.

Almost surely, 2^1132020012 is an apocalyptic number.

1132020012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1132020012 is an abundant number, since it is smaller than the sum of its proper divisors (1511683204).

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

1132020012 is a wasteful number, since it uses less digits than its factorization.

1132020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82977 (or 82975 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1132020012 is about 33645.5050786877. The cubic root of 1132020012 is about 1042.2007182814.

Adding to 1132020012 its reverse (2100202311), we get a palindrome (3232222323).

The spelling of 1132020012 in words is "one billion, one hundred thirty-two million, twenty thousand, twelve".