1001320302203 has 16 divisors (see below), whose sum is σ = 1135157469600. Its totient is φ = 875604142080.

The previous prime is 1001320302197. The next prime is 1001320302217. The reversal of 1001320302203 is 3022030231001.

It is a cyclic number.

It is not a de Polignac number, because 1001320302203 - 2³⁶ = 932600825467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001320302293) 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, 5369243 + ... + 5552603.

It is an arithmetic number, because the mean of its divisors is an integer number (70947341850).

Almost surely, 2^{1001320302203} is an apocalyptic number.

1001320302203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1001320302203 is a deficient number, since it is larger than the sum of its proper divisors (133837167397).

1001320302203 is a wasteful number, since it uses less digits than its factorization.

1001320302203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205502.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 1001320302203 its reverse (3022030231001), we get a palindrome (4023350533204).

The spelling of 1001320302203 in words is "one trillion, one billion, three hundred twenty million, three hundred two thousand, two hundred three".