10431143221399 has 4 divisors (see below), whose sum is σ = 10586831926264. Its totient is φ = 10275454516536.

The previous prime is 10431143221357. The next prime is 10431143221501. The reversal of 10431143221399 is 99312234113401.

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

It is a cyclic number.

It is not a de Polignac number, because 10431143221399 - 2⁹ = 10431143220887 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 (10431143221339) 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, 77844352332 + ... + 77844352465.

It is an arithmetic number, because the mean of its divisors is an integer number (2646707981566).

Almost surely, 2^{10431143221399} is an apocalyptic number.

10431143221399 is a deficient number, since it is larger than the sum of its proper divisors (155688704865).

10431143221399 is an equidigital number, since it uses as much as digits as its factorization.

10431143221399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155688704864.

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 10431143221399 in words is "ten trillion, four hundred thirty-one billion, one hundred forty-three million, two hundred twenty-one thousand, three hundred ninety-nine".