1212012006 has 8 divisors (see below), whose sum is σ = 2424024024. Its totient is φ = 404004000.

The previous prime is 1212012001. The next prime is 1212012007. The reversal of 1212012006 is 6002102121.

It is a sphenic number, since it is the product of 3 distinct primes.

1212012006 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212012001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101000995 + ... + 101001006.

It is an arithmetic number, because the mean of its divisors is an integer number (303003003).

Almost surely, 2^1212012006 is an apocalyptic number.

1212012006 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.

1212012006 is a wasteful number, since it uses less digits than its factorization.

1212012006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202002006.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1212012006 is about 34813.9628023010. The cubic root of 1212012006 is about 1066.1925427813.

Adding to 1212012006 its reverse (6002102121), we get a palindrome (7214114127).

The spelling of 1212012006 in words is "one billion, two hundred twelve million, twelve thousand, six".