13213441121042 has 8 divisors (see below), whose sum is σ = 20091670745916. Its totient is φ = 6516217539072.

The previous prime is 13213441121033. The next prime is 13213441121087. The reversal of 13213441121042 is 24012114431231.

13213441121042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11739812648281 + 1473628472761 = 3426341^2 + 1213931^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 13213441120996 and 13213441121014.

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, 45251510543 + ... + 45251510834.

Almost surely, 2^{13213441121042} is an apocalyptic number.

13213441121042 is a deficient number, since it is larger than the sum of its proper divisors (6878229624874).

13213441121042 is an equidigital number, since it uses as much as digits as its factorization.

13213441121042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90503021452.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 13213441121042 its reverse (24012114431231), we get a palindrome (37225555552273).

The spelling of 13213441121042 in words is "thirteen trillion, two hundred thirteen billion, four hundred forty-one million, one hundred twenty-one thousand, forty-two".