1031302340143 has 8 divisors (see below), whose sum is σ = 1032511776912. Its totient is φ = 1030093137216.

The previous prime is 1031302340087. The next prime is 1031302340149. The reversal of 1031302340143 is 3410432031301.

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 1031302340143 - 2⁹ = 1031302339631 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 (1031302340149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9717321 + ... + 9822877.

It is an arithmetic number, because the mean of its divisors is an integer number (129063972114).

Almost surely, 2^{1031302340143} is an apocalyptic number.

1031302340143 is a deficient number, since it is larger than the sum of its proper divisors (1209436769).

1031302340143 is a wasteful number, since it uses less digits than its factorization.

1031302340143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116921.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1031302340143 its reverse (3410432031301), we get a palindrome (4441734371444).

The spelling of 1031302340143 in words is "one trillion, thirty-one billion, three hundred two million, three hundred forty thousand, one hundred forty-three".