1000312431143 has 8 divisors (see below), whose sum is σ = 1000852314000. Its totient is φ = 999772645248.

The previous prime is 1000312431127. The next prime is 1000312431149. The reversal of 1000312431143 is 3411342130001.

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 1000312431143 - 2⁴ = 1000312431127 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 (1000312431149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30229055 + ... + 30262127.

It is an arithmetic number, because the mean of its divisors is an integer number (125106539250).

Almost surely, 2^{1000312431143} is an apocalyptic number.

1000312431143 is a deficient number, since it is larger than the sum of its proper divisors (539882857).

1000312431143 is a wasteful number, since it uses less digits than its factorization.

1000312431143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48481.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1000312431143 its reverse (3411342130001), we get a palindrome (4411654561144).

The spelling of 1000312431143 in words is "one trillion, three hundred twelve million, four hundred thirty-one thousand, one hundred forty-three".