1212012010002 has 16 divisors (see below), whose sum is σ = 2480396672160. Its totient is φ = 394608561312.

The previous prime is 1212012009997. The next prime is 1212012010007. The reversal of 1212012010002 is 2000102102121.

It is an interprime number because it is at equal distance from previous prime (1212012009997) and next prime (1212012010007).

It is a super-2 number, since 2×1212012010002² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1212012010002.

It is not an unprimeable number, because it can be changed into a prime (1212012010007) 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 7 ways as a sum of consecutive naturals, for example, 2348860227 + ... + 2348860742.

It is an arithmetic number, because the mean of its divisors is an integer number (155024792010).

Almost surely, 2^{1212012010002} is an apocalyptic number.

1212012010002 is an abundant number, since it is smaller than the sum of its proper divisors (1268384662158).

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

1212012010002 is a wasteful number, since it uses less digits than its factorization.

1212012010002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4697721017.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1212012010002 its reverse (2000102102121), we get a palindrome (3212114112123).

The spelling of 1212012010002 in words is "one trillion, two hundred twelve billion, twelve million, ten thousand, two".