1023203333313 has 12 divisors (see below), whose sum is σ = 1689097566208. Its totient is φ = 584687619000.

The previous prime is 1023203333311. The next prime is 1023203333329. The reversal of 1023203333313 is 3133333023201.

1023203333313 is a `hidden beast` number, since 1 + 0 + 2 + 320 + 3 + 3 + 3 + 331 + 3 = 666.

It is not a de Polignac number, because 1023203333313 - 2¹ = 1023203333311 is a prime.

It is a super-2 number, since 2×1023203333313² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023203333311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8120661313 + ... + 8120661438.

Almost surely, 2^{1023203333313} is an apocalyptic number.

It is an amenable number.

1023203333313 is a deficient number, since it is larger than the sum of its proper divisors (665894232895).

1023203333313 is a wasteful number, since it uses less digits than its factorization.

1023203333313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16241322764 (or 16241322761 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 27.

Adding to 1023203333313 its reverse (3133333023201), we get a palindrome (4156536356514).

The spelling of 1023203333313 in words is "one trillion, twenty-three billion, two hundred three million, three hundred thirty-three thousand, three hundred thirteen".