313030421343 has 10 divisors (see below), whose sum is σ = 467613345584. Its totient is φ = 208686947508.

The previous prime is 313030421323. The next prime is 313030421351. The reversal of 313030421343 is 343124030313.

313030421343 is a `hidden beast` number, since 3 + 13 + 0 + 304 + 2 + 1 + 343 = 666.

It is not a de Polignac number, because 313030421343 - 2⁶ = 313030421279 is a prime.

It is a super-2 number, since 2×313030421343² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313030421323) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1932286471 + ... + 1932286632.

Almost surely, 2^313030421343 is an apocalyptic number.

313030421343 is a deficient number, since it is larger than the sum of its proper divisors (154582924241).

313030421343 is an equidigital number, since it uses as much as digits as its factorization.

313030421343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3864573115 (or 3864573106 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 313030421343 its reverse (343124030313), we get a palindrome (656154451656).

The spelling of 313030421343 in words is "three hundred thirteen billion, thirty million, four hundred twenty-one thousand, three hundred forty-three".