2013040042121 has 8 divisors (see below), whose sum is σ = 2043386729664. Its totient is φ = 1982702216880.

The previous prime is 2013040042037. The next prime is 2013040042127. The reversal of 2013040042121 is 1212400403102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2013040042121 - 2¹⁰ = 2013040041097 is a prime.

It is a super-2 number, since 2×2013040042121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2013040042093 and 2013040042102.

It is not an unprimeable number, because it can be changed into a prime (2013040042127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1757150 + ... + 2667143.

It is an arithmetic number, because the mean of its divisors is an integer number (255423341208).

Almost surely, 2^{2013040042121} is an apocalyptic number.

It is an amenable number.

2013040042121 is a deficient number, since it is larger than the sum of its proper divisors (30346687543).

2013040042121 is an equidigital number, since it uses as much as digits as its factorization.

2013040042121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4431151.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2013040042121 its reverse (1212400403102), we get a palindrome (3225440445223).

The spelling of 2013040042121 in words is "two trillion, thirteen billion, forty million, forty-two thousand, one hundred twenty-one".