1021131113013 has 48 divisors (see below), whose sum is σ = 1661711800320. Its totient is φ = 598632832800.

The previous prime is 1021131113011. The next prime is 1021131113053. The reversal of 1021131113013 is 3103111311201.

1021131113013 is a `hidden beast` number, since 1 + 0 + 211 + 311 + 130 + 13 = 666.

It is not a de Polignac number, because 1021131113013 - 2¹ = 1021131113011 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021131113011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6809598 + ... + 6957936.

It is an arithmetic number, because the mean of its divisors is an integer number (34618995840).

Almost surely, 2^{1021131113013} is an apocalyptic number.

It is an amenable number.

1021131113013 is a deficient number, since it is larger than the sum of its proper divisors (640580687307).

1021131113013 is a wasteful number, since it uses less digits than its factorization.

1021131113013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150630 (or 150627 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 1021131113013 its reverse (3103111311201), we get a palindrome (4124242424214).

The spelling of 1021131113013 in words is "one trillion, twenty-one billion, one hundred thirty-one million, one hundred thirteen thousand, thirteen".