1013301310021 has 128 divisors (see below), whose sum is σ = 1453649670144. Its totient is φ = 679768657920.

The previous prime is 1013301310009. The next prime is 1013301310061. The reversal of 1013301310021 is 1200131033101.

It is not a de Polignac number, because 1013301310021 - 2⁵ = 1013301309989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013301309977 and 1013301310004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013301310061) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1070011470 + ... + 1070012416.

It is an arithmetic number, because the mean of its divisors is an integer number (11356638048).

Almost surely, 2^{1013301310021} is an apocalyptic number.

1013301310021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1013301310021 is a deficient number, since it is larger than the sum of its proper divisors (440348360123).

1013301310021 is a wasteful number, since it uses less digits than its factorization.

1013301310021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 1013301310021 its reverse (1200131033101), we get a palindrome (2213432343122).

The spelling of 1013301310021 in words is "one trillion, thirteen billion, three hundred one million, three hundred ten thousand, twenty-one".