343420220223 has 12 divisors (see below), whose sum is σ = 498792047208. Its totient is φ = 227681912880.

The previous prime is 343420220167. The next prime is 343420220233. The reversal of 343420220223 is 322022024343.

It is a happy number.

343420220223 is a `hidden beast` number, since 3 + 434 + 2 + 0 + 2 + 2 + 0 + 223 = 666.

It is not a de Polignac number, because 343420220223 - 2⁶ = 343420220159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343420220233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105406665 + ... + 105409922.

It is an arithmetic number, because the mean of its divisors is an integer number (41566003934).

Almost surely, 2^343420220223 is an apocalyptic number.

343420220223 is a deficient number, since it is larger than the sum of its proper divisors (155371826985).

343420220223 is a wasteful number, since it uses less digits than its factorization.

343420220223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210816774 (or 210816771 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 343420220223 its reverse (322022024343), we get a palindrome (665442244566).

The spelling of 343420220223 in words is "three hundred forty-three billion, four hundred twenty million, two hundred twenty thousand, two hundred twenty-three".