13035342021421 has 8 divisors (see below), whose sum is σ = 13169851551360. Its totient is φ = 12900835033728.

The previous prime is 13035342021371. The next prime is 13035342021431. The reversal of 13035342021421 is 12412024353031.

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 13035342021421 - 2⁷ = 13035342021293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13035342021431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10712220 + ... + 11866858.

It is an arithmetic number, because the mean of its divisors is an integer number (1646231443920).

Almost surely, 2^{13035342021421} is an apocalyptic number.

It is an amenable number.

13035342021421 is a deficient number, since it is larger than the sum of its proper divisors (134509529939).

13035342021421 is a wasteful number, since it uses less digits than its factorization.

13035342021421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271123.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 13035342021421 its reverse (12412024353031), we get a palindrome (25447366374452).

The spelling of 13035342021421 in words is "thirteen trillion, thirty-five billion, three hundred forty-two million, twenty-one thousand, four hundred twenty-one".