20413334002321 has 16 divisors (see below), whose sum is σ = 22070253074688. Its totient is φ = 18768883089600.

The previous prime is 20413334002273. The next prime is 20413334002381. The reversal of 20413334002321 is 12320043331402.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20413334002321 - 2²³ = 20413325613713 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20413334002321.

It is not an unprimeable number, because it can be changed into a prime (20413334002381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3755340 + ... + 7411426.

It is an arithmetic number, because the mean of its divisors is an integer number (1379390817168).

Almost surely, 2^{20413334002321} is an apocalyptic number.

It is an amenable number.

20413334002321 is a deficient number, since it is larger than the sum of its proper divisors (1656919072367).

20413334002321 is a wasteful number, since it uses less digits than its factorization.

20413334002321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3657792.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 20413334002321 its reverse (12320043331402), we get a palindrome (32733377333723).

The spelling of 20413334002321 in words is "twenty trillion, four hundred thirteen billion, three hundred thirty-four million, two thousand, three hundred twenty-one".