313213033223 has 4 divisors (see below), whose sum is σ = 323316679488. Its totient is φ = 303109386960.

The previous prime is 313213033219. The next prime is 313213033297. The reversal of 313213033223 is 322330312313.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322330312313 = 3461 ⋅93132133.

It is not a de Polignac number, because 313213033223 - 2² = 313213033219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313213033192 and 313213033201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313213033723) 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, 5051823086 + ... + 5051823147.

It is an arithmetic number, because the mean of its divisors is an integer number (80829169872).

Almost surely, 2^313213033223 is an apocalyptic number.

313213033223 is a deficient number, since it is larger than the sum of its proper divisors (10103646265).

313213033223 is a wasteful number, since it uses less digits than its factorization.

313213033223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10103646264.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 313213033223 its reverse (322330312313), we get a palindrome (635543345536).

The spelling of 313213033223 in words is "three hundred thirteen billion, two hundred thirteen million, thirty-three thousand, two hundred twenty-three".