1311442011033 has 64 divisors (see below), whose sum is σ = 2330329042944. Its totient is φ = 635754240000.

The previous prime is 1311442011029. The next prime is 1311442011037. The reversal of 1311442011033 is 3301102441131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1311442011029) and next prime (1311442011037).

It is not a de Polignac number, because 1311442011033 - 2² = 1311442011029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1311442010994 and 1311442011012.

It is not an unprimeable number, because it can be changed into a prime (1311442011037) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2792368 + ... + 3228033.

It is an arithmetic number, because the mean of its divisors is an integer number (36411391296).

Almost surely, 2^{1311442011033} is an apocalyptic number.

It is an amenable number.

1311442011033 is a deficient number, since it is larger than the sum of its proper divisors (1018887031911).

1311442011033 is a wasteful number, since it uses less digits than its factorization.

1311442011033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6020486.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1311442011033 its reverse (3301102441131), we get a palindrome (4612544452164).

The spelling of 1311442011033 in words is "one trillion, three hundred eleven billion, four hundred forty-two million, eleven thousand, thirty-three".