2134242421399 has 24 divisors (see below), whose sum is σ = 2485845273744. Its totient is φ = 1824657542400.

The previous prime is 2134242421393. The next prime is 2134242421403. The reversal of 2134242421399 is 9931242424312.

It is not a de Polignac number, because 2134242421399 - 2³ = 2134242421391 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 (2134242421391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2220544 + ... + 3033034.

It is an arithmetic number, because the mean of its divisors is an integer number (103576886406).

Almost surely, 2^{2134242421399} is an apocalyptic number.

2134242421399 is a deficient number, since it is larger than the sum of its proper divisors (351602852345).

2134242421399 is a wasteful number, since it uses less digits than its factorization.

2134242421399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813807 (or 813796 counting only the distinct ones).

The product of its digits is 746496, while the sum is 46.

It can be divided in two parts, 21342424213 and 99, that added together give a palindrome (21342424312).

The spelling of 2134242421399 in words is "two trillion, one hundred thirty-four billion, two hundred forty-two million, four hundred twenty-one thousand, three hundred ninety-nine".