1031003312133 has 4 divisors (see below), whose sum is σ = 1374671082848. Its totient is φ = 687335541420.

The previous prime is 1031003312107. The next prime is 1031003312137. The reversal of 1031003312133 is 3312133001301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1031003312133 - 2¹⁰ = 1031003311109 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 (1031003312137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171833885353 + ... + 171833885358.

It is an arithmetic number, because the mean of its divisors is an integer number (343667770712).

Almost surely, 2^{1031003312133} is an apocalyptic number.

It is an amenable number.

1031003312133 is a deficient number, since it is larger than the sum of its proper divisors (343667770715).

1031003312133 is an equidigital number, since it uses as much as digits as its factorization.

1031003312133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343667770714.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 1031003312133 its reverse (3312133001301), we get a palindrome (4343136313434).

The spelling of 1031003312133 in words is "one trillion, thirty-one billion, three million, three hundred twelve thousand, one hundred thirty-three".