313323210212123 has 4 divisors (see below), whose sum is σ = 319989661493280. Its totient is φ = 306656758930968.

The previous prime is 313323210212069. The next prime is 313323210212141. The reversal of 313323210212123 is 321212012323313.

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

It is a cyclic number.

It is not a de Polignac number, because 313323210212123 - 2²⁸ = 313322941776667 is a prime.

It is a super-3 number, since 3×313323210212123³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313323210212183) 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, 3333225640508 + ... + 3333225640601.

It is an arithmetic number, because the mean of its divisors is an integer number (79997415373320).

Almost surely, 2^{313323210212123} is an apocalyptic number.

313323210212123 is a deficient number, since it is larger than the sum of its proper divisors (6666451281157).

313323210212123 is an equidigital number, since it uses as much as digits as its factorization.

313323210212123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6666451281156.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 313323210212123 its reverse (321212012323313), we get a palindrome (634535222535436).

The spelling of 313323210212123 in words is "three hundred thirteen trillion, three hundred twenty-three billion, two hundred ten million, two hundred twelve thousand, one hundred twenty-three".