1020012012012 has 96 divisors (see below), whose sum is σ = 2726213898240. Its totient is φ = 290770159680.

The previous prime is 1020012012007. The next prime is 1020012012023. The reversal of 1020012012012 is 2102102100201.

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

1020012012012 is a modest number, since divided by 12012012 gives 1020 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160401289 + ... + 160407647.

It is an arithmetic number, because the mean of its divisors is an integer number (28398061440).

Almost surely, 2^{1020012012012} is an apocalyptic number.

1020012012012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020012012012 is an abundant number, since it is smaller than the sum of its proper divisors (1706201886228).

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

1020012012012 is a wasteful number, since it uses less digits than its factorization.

1020012012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10411 (or 10409 counting only the distinct ones).

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

Adding to 1020012012012 its reverse (2102102100201), we get a palindrome (3122114112213).

The spelling of 1020012012012 in words is "one trillion, twenty billion, twelve million, twelve thousand, twelve".