1001231143307 has 2 divisors, whose sum is σ = 1001231143308. Its totient is φ = 1001231143306.

The previous prime is 1001231143261. The next prime is 1001231143357. The reversal of 1001231143307 is 7033411321001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001231143307 - 2¹² = 1001231139211 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001231143357) 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 as a sum of consecutive naturals, namely, 500615571653 + 500615571654.

It is an arithmetic number, because the mean of its divisors is an integer number (500615571654).

Almost surely, 2^{1001231143307} is an apocalyptic number.

1001231143307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001231143307 is an equidigital number, since it uses as much as digits as its factorization.

1001231143307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

Adding to 1001231143307 its reverse (7033411321001), we get a palindrome (8034642464308).

The spelling of 1001231143307 in words is "one trillion, one billion, two hundred thirty-one million, one hundred forty-three thousand, three hundred seven".