1312023032011 has 8 divisors (see below), whose sum is σ = 1324827306000. Its totient is φ = 1299279586560.

The previous prime is 1312023031981. The next prime is 1312023032017. The reversal of 1312023032011 is 1102303202131.

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 1312023032011 - 2⁹ = 1312023031499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1312023032011.

It is not an unprimeable number, because it can be changed into a prime (1312023032017) 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, 15163786 + ... + 15250063.

It is an arithmetic number, because the mean of its divisors is an integer number (165603413250).

Almost surely, 2^{1312023032011} is an apocalyptic number.

1312023032011 is a deficient number, since it is larger than the sum of its proper divisors (12804273989).

1312023032011 is a wasteful number, since it uses less digits than its factorization.

1312023032011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30414269.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1312023032011 its reverse (1102303202131), we get a palindrome (2414326234142).

The spelling of 1312023032011 in words is "one trillion, three hundred twelve billion, twenty-three million, thirty-two thousand, eleven".