20343103314321 has 8 divisors (see below), whose sum is σ = 27124380313344. Its totient is φ = 13561947595760.

The previous prime is 20343103314311. The next prime is 20343103314343. The reversal of 20343103314321 is 12341330134302.

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 20343103314321 - 2⁴² = 15945056803217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20343103314311) 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, 29928006 + ... + 30600191.

It is an arithmetic number, because the mean of its divisors is an integer number (3390547539168).

Almost surely, 2^{20343103314321} is an apocalyptic number.

It is an amenable number.

20343103314321 is a deficient number, since it is larger than the sum of its proper divisors (6781276999023).

20343103314321 is a wasteful number, since it uses less digits than its factorization.

20343103314321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60640231.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 20343103314321 its reverse (12341330134302), we get a palindrome (32684433448623).

The spelling of 20343103314321 in words is "twenty trillion, three hundred forty-three billion, one hundred three million, three hundred fourteen thousand, three hundred twenty-one".