2013240341021 has 64 divisors (see below), whose sum is σ = 2661655127040. Its totient is φ = 1477551144960.

The previous prime is 2013240341003. The next prime is 2013240341041. The reversal of 2013240341021 is 1201430423102.

It is a cyclic number.

It is not a de Polignac number, because 2013240341021 - 2¹⁴ = 2013240324637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013240341041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42795905 + ... + 42842921.

It is an arithmetic number, because the mean of its divisors is an integer number (41588361360).

Almost surely, 2^{2013240341021} is an apocalyptic number.

It is an amenable number.

2013240341021 is a deficient number, since it is larger than the sum of its proper divisors (648414786019).

2013240341021 is a wasteful number, since it uses less digits than its factorization.

2013240341021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47454.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2013240341021 its reverse (1201430423102), we get a palindrome (3214670764123).

The spelling of 2013240341021 in words is "two trillion, thirteen billion, two hundred forty million, three hundred forty-one thousand, twenty-one".