20320033132343 has 32 divisors (see below), whose sum is σ = 24807555072000. Its totient is φ = 16268259692160.

The previous prime is 20320033132331. The next prime is 20320033132349. The reversal of 20320033132343 is 34323133002302.

It is not a de Polignac number, because 20320033132343 - 2¹⁰ = 20320033131319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20320033132349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16972298 + ... + 18130056.

It is an arithmetic number, because the mean of its divisors is an integer number (775236096000).

Almost surely, 2^{20320033132343} is an apocalyptic number.

20320033132343 is a deficient number, since it is larger than the sum of its proper divisors (4487521939657).

20320033132343 is a wasteful number, since it uses less digits than its factorization.

20320033132343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160615.

The product of its (nonzero) digits is 23328, while the sum is 29.

Adding to 20320033132343 its reverse (34323133002302), we get a palindrome (54643166134645).

The spelling of 20320033132343 in words is "twenty trillion, three hundred twenty billion, thirty-three million, one hundred thirty-two thousand, three hundred forty-three".