10143321323405 has 8 divisors (see below), whose sum is σ = 12172032273912. Its totient is φ = 8114625934848.

The previous prime is 10143321323357. The next prime is 10143321323411. The reversal of 10143321323405 is 50432312334101.

10143321323405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 26258906116 + 10117062417289 = 162046^2 + 3180733^2 .

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 10143321323405 - 2⁶ = 10143321323341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2404952 + ... + 5105921.

It is an arithmetic number, because the mean of its divisors is an integer number (1521504034239).

Almost surely, 2^{10143321323405} is an apocalyptic number.

It is an amenable number.

10143321323405 is a deficient number, since it is larger than the sum of its proper divisors (2028710950507).

10143321323405 is an equidigital number, since it uses as much as digits as its factorization.

10143321323405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7780975.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 10143321323405 its reverse (50432312334101), we get a palindrome (60575633657506).

The spelling of 10143321323405 in words is "ten trillion, one hundred forty-three billion, three hundred twenty-one million, three hundred twenty-three thousand, four hundred five".