1303003122013 has 8 divisors (see below), whose sum is σ = 1322541934200. Its totient is φ = 1283573161728.

The previous prime is 1303003122011. The next prime is 1303003122023. The reversal of 1303003122013 is 3102213003031.

It can be written as a sum of positive squares in 4 ways, for example, as 1151787844 + 1301851334169 = 33938^2 + 1140987^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1303003122013 - 2¹ = 1303003122011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303003122011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27188856 + ... + 27236737.

It is an arithmetic number, because the mean of its divisors is an integer number (165317741775).

Almost surely, 2^{1303003122013} is an apocalyptic number.

It is an amenable number.

1303003122013 is a deficient number, since it is larger than the sum of its proper divisors (19538812187).

1303003122013 is an equidigital number, since it uses as much as digits as its factorization.

1303003122013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54425951.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1303003122013 its reverse (3102213003031), we get a palindrome (4405216125044).

The spelling of 1303003122013 in words is "one trillion, three hundred three billion, three million, one hundred twenty-two thousand, thirteen".