1013042021012 has 48 divisors (see below), whose sum is σ = 2038931207040. Its totient is φ = 431408996352.

The previous prime is 1013042020999. The next prime is 1013042021039. The reversal of 1013042021012 is 2101202403101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25396988 + ... + 25436844.

It is an arithmetic number, because the mean of its divisors is an integer number (42477733480).

Almost surely, 2^{1013042021012} is an apocalyptic number.

It is an amenable number.

1013042021012 is an abundant number, since it is smaller than the sum of its proper divisors (1025889186028).

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

1013042021012 is a wasteful number, since it uses less digits than its factorization.

1013042021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45600 (or 45598 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1013042021012 its reverse (2101202403101), we get a palindrome (3114244424113).

The spelling of 1013042021012 in words is "one trillion, thirteen billion, forty-two million, twenty-one thousand, twelve".