1311003001232 has 40 divisors (see below), whose sum is σ = 2543828351232. Its totient is φ = 654531580800.

The previous prime is 1311003001229. The next prime is 1311003001267. The reversal of 1311003001232 is 2321003001131.

It is a super-2 number, since 2×1311003001232² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1311003001232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65998982 + ... + 66018842.

Almost surely, 2^{1311003001232} is an apocalyptic number.

It is an amenable number.

1311003001232 is a deficient number, since it is larger than the sum of its proper divisors (1232825350000).

1311003001232 is a wasteful number, since it uses less digits than its factorization.

1311003001232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25767 (or 25761 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1311003001232 its reverse (2321003001131), we get a palindrome (3632006002363).

The spelling of 1311003001232 in words is "one trillion, three hundred eleven billion, three million, one thousand, two hundred thirty-two".