10204323406343 has 4 divisors (see below), whose sum is σ = 11131989170568. Its totient is φ = 9276657642120.

The previous prime is 10204323406309. The next prime is 10204323406349. The reversal of 10204323406343 is 34360432340201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10204323406343 - 2⁴⁰ = 9104811778567 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 (10204323406349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463832882096 + ... + 463832882117.

It is an arithmetic number, because the mean of its divisors is an integer number (2782997292642).

Almost surely, 2^{10204323406343} is an apocalyptic number.

10204323406343 is a deficient number, since it is larger than the sum of its proper divisors (927665764225).

10204323406343 is an equidigital number, since it uses as much as digits as its factorization.

10204323406343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927665764224.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 10204323406343 its reverse (34360432340201), we get a palindrome (44564755746544).

The spelling of 10204323406343 in words is "ten trillion, two hundred four billion, three hundred twenty-three million, four hundred six thousand, three hundred forty-three".