1000234431203 has 16 divisors (see below), whose sum is σ = 1180201476096. Its totient is φ = 829545930720.

The previous prime is 1000234431191. The next prime is 1000234431241. The reversal of 1000234431203 is 3021344320001.

It is a cyclic number.

It is not a de Polignac number, because 1000234431203 - 2⁴ = 1000234431187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000234431263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 890525 + ... + 1671377.

It is an arithmetic number, because the mean of its divisors is an integer number (73762592256).

Almost surely, 2^{1000234431203} is an apocalyptic number.

1000234431203 is a deficient number, since it is larger than the sum of its proper divisors (179967044893).

1000234431203 is an equidigital number, since it uses as much as digits as its factorization.

1000234431203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786794.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1000234431203 its reverse (3021344320001), we get a palindrome (4021578751204).

The spelling of 1000234431203 in words is "one trillion, two hundred thirty-four million, four hundred thirty-one thousand, two hundred three".