2421333123313 has 8 divisors (see below), whose sum is σ = 2608684716456. Its totient is φ = 2234137987200.

The previous prime is 2421333123289. The next prime is 2421333123323. The reversal of 2421333123313 is 3133213331242.

It can be written as a sum of positive squares in 4 ways, for example, as 639716831329 + 1781616291984 = 799823^2 + 1334772^2 .

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 2421333123313 - 2⁹ = 2421333122801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2421333123323) 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, 39082108 + ... + 39144013.

It is an arithmetic number, because the mean of its divisors is an integer number (326085589557).

Almost surely, 2^{2421333123313} is an apocalyptic number.

It is an amenable number.

2421333123313 is a deficient number, since it is larger than the sum of its proper divisors (187351593143).

2421333123313 is a wasteful number, since it uses less digits than its factorization.

2421333123313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78228515.

The product of its digits is 23328, while the sum is 31.

Adding to 2421333123313 its reverse (3133213331242), we get a palindrome (5554546454555).

The spelling of 2421333123313 in words is "two trillion, four hundred twenty-one billion, three hundred thirty-three million, one hundred twenty-three thousand, three hundred thirteen".