1313220233333 has 4 divisors (see below), whose sum is σ = 1314572675328. Its totient is φ = 1311867791340.

The previous prime is 1313220233327. The next prime is 1313220233359. The reversal of 1313220233333 is 3333320223131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1313220233333 - 2⁴ = 1313220233317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313220233296 and 1313220233305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313220233393) 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, 676219541 + ... + 676221482.

It is an arithmetic number, because the mean of its divisors is an integer number (328643168832).

Almost surely, 2^{1313220233333} is an apocalyptic number.

It is an amenable number.

1313220233333 is a deficient number, since it is larger than the sum of its proper divisors (1352441995).

1313220233333 is an equidigital number, since it uses as much as digits as its factorization.

1313220233333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352441994.

The product of its (nonzero) digits is 17496, while the sum is 29.

Adding to 1313220233333 its reverse (3333320223131), we get a palindrome (4646540456464).

The spelling of 1313220233333 in words is "one trillion, three hundred thirteen billion, two hundred twenty million, two hundred thirty-three thousand, three hundred thirty-three".