1311223332003 has 32 divisors (see below), whose sum is σ = 1904256486720. Its totient is φ = 797706455040.

The previous prime is 1311223331917. The next prime is 1311223332101. The reversal of 1311223332003 is 3002333221131.

It is not a de Polignac number, because 1311223332003 - 2¹³ = 1311223323811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1311223333003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23091975 + ... + 23148687.

It is an arithmetic number, because the mean of its divisors is an integer number (59508015210).

Almost surely, 2^{1311223332003} is an apocalyptic number.

1311223332003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1311223332003 is a deficient number, since it is larger than the sum of its proper divisors (593033154717).

1311223332003 is a wasteful number, since it uses less digits than its factorization.

1311223332003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63479.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1311223332003 its reverse (3002333221131), we get a palindrome (4313556553134).

The spelling of 1311223332003 in words is "one trillion, three hundred eleven billion, two hundred twenty-three million, three hundred thirty-two thousand, three".