1023320031003 has 32 divisors (see below), whose sum is σ = 1587534190080. Its totient is φ = 650245955040.

The previous prime is 1023320030923. The next prime is 1023320031047. The reversal of 1023320031003 is 3001300233201.

1023320031003 is a `hidden beast` number, since 10 + 23 + 320 + 0 + 310 + 0 + 3 = 666.

It is not a de Polignac number, because 1023320031003 - 2²⁴ = 1023303253787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023320031103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2735668 + ... + 3087153.

It is an arithmetic number, because the mean of its divisors is an integer number (49610443440).

Almost surely, 2^{1023320031003} is an apocalyptic number.

1023320031003 is a deficient number, since it is larger than the sum of its proper divisors (564214159077).

1023320031003 is a wasteful number, since it uses less digits than its factorization.

1023320031003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5823136 (or 5823130 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 1023320031003 its reverse (3001300233201), we get a palindrome (4024620264204).

The spelling of 1023320031003 in words is "one trillion, twenty-three billion, three hundred twenty million, thirty-one thousand, three".