1301111231003 has 4 divisors (see below), whose sum is σ = 1331369631768. Its totient is φ = 1270852830240.

The previous prime is 1301111230973. The next prime is 1301111231041. The reversal of 1301111231003 is 3001321111031.

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 1301111231003 - 2⁸ = 1301111230747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1301111231053) 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, 15129200318 + ... + 15129200403.

It is an arithmetic number, because the mean of its divisors is an integer number (332842407942).

Almost surely, 2^{1301111231003} is an apocalyptic number.

1301111231003 is a deficient number, since it is larger than the sum of its proper divisors (30258400765).

1301111231003 is an equidigital number, since it uses as much as digits as its factorization.

1301111231003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30258400764.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1301111231003 its reverse (3001321111031), we get a palindrome (4302432342034).

The spelling of 1301111231003 in words is "one trillion, three hundred one billion, one hundred eleven million, two hundred thirty-one thousand, three".