1312203300233 has 8 divisors (see below), whose sum is σ = 1520782899840. Its totient is φ = 1108904196960.

The previous prime is 1312203300197. The next prime is 1312203300241. The reversal of 1312203300233 is 3320033022131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1312203300233 - 2²⁶ = 1312136191369 is a prime.

It is a super-2 number, since 2×1312203300233² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1312203300199 and 1312203300208.

It is not an unprimeable number, because it can be changed into a prime (1312203302233) by changing a digit.

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, 1320123548 + ... + 1320124541.

It is an arithmetic number, because the mean of its divisors is an integer number (190097862480).

Almost surely, 2^{1312203300233} is an apocalyptic number.

It is an amenable number.

1312203300233 is a deficient number, since it is larger than the sum of its proper divisors (208579599607).

1312203300233 is an equidigital number, since it uses as much as digits as its factorization.

1312203300233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640248167.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 1312203300233 its reverse (3320033022131), we get a palindrome (4632236322364).

The spelling of 1312203300233 in words is "one trillion, three hundred twelve billion, two hundred three million, three hundred thousand, two hundred thirty-three".