1313002123323 has 128 divisors (see below), whose sum is σ = 2117335127040. Its totient is φ = 714362880000.

The previous prime is 1313002123291. The next prime is 1313002123331. The reversal of 1313002123323 is 3233212003131.

It is not a de Polignac number, because 1313002123323 - 2⁵ = 1313002123291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1313002123293 and 1313002123302.

It is not an unprimeable number, because it can be changed into a prime (1313002123333) 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 127 ways as a sum of consecutive naturals, for example, 1447631436 + ... + 1447632342.

It is an arithmetic number, because the mean of its divisors is an integer number (16541680680).

Almost surely, 2^{1313002123323} is an apocalyptic number.

1313002123323 is a deficient number, since it is larger than the sum of its proper divisors (804333003717).

1313002123323 is a wasteful number, since it uses less digits than its factorization.

1313002123323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1313002123323 its reverse (3233212003131), we get a palindrome (4546214126454).

The spelling of 1313002123323 in words is "one trillion, three hundred thirteen billion, two million, one hundred twenty-three thousand, three hundred twenty-three".