1303105221203 has 4 divisors (see below), whose sum is σ = 1303132822368. Its totient is φ = 1303077620040.

The previous prime is 1303105221179. The next prime is 1303105221217. The reversal of 1303105221203 is 3021225013031.

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 1303105221203 - 2¹⁸ = 1303104959059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303105221233) 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, 13729643 + ... + 13824228.

It is an arithmetic number, because the mean of its divisors is an integer number (325783205592).

Almost surely, 2^{1303105221203} is an apocalyptic number.

1303105221203 is a deficient number, since it is larger than the sum of its proper divisors (27601165).

1303105221203 is an equidigital number, since it uses as much as digits as its factorization.

1303105221203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27601164.

The product of its (nonzero) digits is 1080, while the sum is 23.

The spelling of 1303105221203 in words is "one trillion, three hundred three billion, one hundred five million, two hundred twenty-one thousand, two hundred three".