1312330232211 has 16 divisors (see below), whose sum is σ = 1772679323520. Its totient is φ = 863455696640.

The previous prime is 1312330232203. The next prime is 1312330232231. The reversal of 1312330232211 is 1122320332131.

It is a cyclic number.

It is not a de Polignac number, because 1312330232211 - 2³ = 1312330232203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1312330232231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2472126 + ... + 2955683.

It is an arithmetic number, because the mean of its divisors is an integer number (110792457720).

Almost surely, 2^{1312330232211} is an apocalyptic number.

1312330232211 is a deficient number, since it is larger than the sum of its proper divisors (460349091309).

1312330232211 is an equidigital number, since it uses as much as digits as its factorization.

1312330232211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5428866.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1312330232211 its reverse (1122320332131), we get a palindrome (2434650564342).

The spelling of 1312330232211 in words is "one trillion, three hundred twelve billion, three hundred thirty million, two hundred thirty-two thousand, two hundred eleven".