1313010212233 has 4 divisors (see below), whose sum is σ = 1313031231748. Its totient is φ = 1312989192720.

The previous prime is 1313010212231. The next prime is 1313010212257. The reversal of 1313010212233 is 3322120103131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 474152056569 + 838858155664 = 688587^2 + 915892^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313010212233 - 2¹ = 1313010212231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313010212231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10415778 + ... + 10541083.

It is an arithmetic number, because the mean of its divisors is an integer number (328257807937).

Almost surely, 2^{1313010212233} is an apocalyptic number.

It is an amenable number.

1313010212233 is a deficient number, since it is larger than the sum of its proper divisors (21019515).

1313010212233 is an equidigital number, since it uses as much as digits as its factorization.

1313010212233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21019514.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1313010212233 its reverse (3322120103131), we get a palindrome (4635130315364).

The spelling of 1313010212233 in words is "one trillion, three hundred thirteen billion, ten million, two hundred twelve thousand, two hundred thirty-three".