1013303112203 has 4 divisors (see below), whose sum is σ = 1024688540520. Its totient is φ = 1001917683888.

The previous prime is 1013303112103. The next prime is 1013303112221. The reversal of 1013303112203 is 3022113033101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1013303112203 - 2¹² = 1013303108107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013303112103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5692714025 + ... + 5692714202.

It is an arithmetic number, because the mean of its divisors is an integer number (256172135130).

Almost surely, 2^{1013303112203} is an apocalyptic number.

1013303112203 is a deficient number, since it is larger than the sum of its proper divisors (11385428317).

1013303112203 is an equidigital number, since it uses as much as digits as its factorization.

1013303112203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11385428316.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1013303112203 its reverse (3022113033101), we get a palindrome (4035416145304).

The spelling of 1013303112203 in words is "one trillion, thirteen billion, three hundred three million, one hundred twelve thousand, two hundred three".