2013443242340 has 12 divisors (see below), whose sum is σ = 4228230808956. Its totient is φ = 805377296928.

The previous prime is 2013443242273. The next prime is 2013443242387. The reversal of 2013443242340 is 432423443102.

It can be written as a sum of positive squares in 2 ways, for example, as 823930182436 + 1189513059904 = 907706^2 + 1090648^2 .

It is a super-2 number, since 2×2013443242340² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2013443242297 and 2013443242306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50336081039 + ... + 50336081078.

It is an arithmetic number, because the mean of its divisors is an integer number (352352567413).

Almost surely, 2^{2013443242340} is an apocalyptic number.

2013443242340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013443242340 is an abundant number, since it is smaller than the sum of its proper divisors (2214787566616).

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

2013443242340 is a wasteful number, since it uses less digits than its factorization.

2013443242340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100672162126 (or 100672162124 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 2013443242340 its reverse (432423443102), we get a palindrome (2445866685442).

The spelling of 2013443242340 in words is "two trillion, thirteen billion, four hundred forty-three million, two hundred forty-two thousand, three hundred forty".