1021030123113 has 96 divisors (see below), whose sum is σ = 2013743047680. Its totient is φ = 481306216320.

The previous prime is 1021030123063. The next prime is 1021030123133. The reversal of 1021030123113 is 3113210301201.

It is not a de Polignac number, because 1021030123113 - 2⁶ = 1021030123049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1021030123133) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 428931 + ... + 1491992.

It is an arithmetic number, because the mean of its divisors is an integer number (20976490080).

Almost surely, 2^{1021030123113} is an apocalyptic number.

1021030123113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1021030123113 is a deficient number, since it is larger than the sum of its proper divisors (992712924567).

1021030123113 is a wasteful number, since it uses less digits than its factorization.

1021030123113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1921019 (or 1921016 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1021030123113 its reverse (3113210301201), we get a palindrome (4134240424314).

The spelling of 1021030123113 in words is "one trillion, twenty-one billion, thirty million, one hundred twenty-three thousand, one hundred thirteen".