1312100333233 has 16 divisors (see below), whose sum is σ = 1383195268800. Its totient is φ = 1242737030080.

The previous prime is 1312100333207. The next prime is 1312100333237. The reversal of 1312100333233 is 3323330012131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1312100333233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1312100333198 and 1312100333207.

It is not an unprimeable number, because it can be changed into a prime (1312100333237) 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, 9167898 + ... + 9309916.

It is an arithmetic number, because the mean of its divisors is an integer number (86449704300).

Almost surely, 2^{1312100333233} is an apocalyptic number.

It is an amenable number.

1312100333233 is a deficient number, since it is larger than the sum of its proper divisors (71094935567).

1312100333233 is a wasteful number, since it uses less digits than its factorization.

1312100333233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148112.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 1312100333233 its reverse (3323330012131), we get a palindrome (4635430345364).

The spelling of 1312100333233 in words is "one trillion, three hundred twelve billion, one hundred million, three hundred thirty-three thousand, two hundred thirty-three".