1012012021012 has 24 divisors (see below), whose sum is σ = 1773253067040. Its totient is φ = 505368467040.

The previous prime is 1012012020983. The next prime is 1012012021037. The reversal of 1012012021012 is 2101202102101.

It is a junction number, because it is equal to n+sod(n) for n = 1012012020983 and 1012012021001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27884814 + ... + 27921082.

It is an arithmetic number, because the mean of its divisors is an integer number (73885544460).

Almost surely, 2^{1012012021012} is an apocalyptic number.

It is an amenable number.

1012012021012 is a deficient number, since it is larger than the sum of its proper divisors (761241046028).

1012012021012 is a wasteful number, since it uses less digits than its factorization.

1012012021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44871 (or 44869 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1012012021012 its reverse (2101202102101), we get a palindrome (3113214123113).

The spelling of 1012012021012 in words is "one trillion, twelve billion, twelve million, twenty-one thousand, twelve".