343220101 has 4 divisors (see below), whose sum is σ = 392251552. Its totient is φ = 294188652.

The previous prime is 343220077. The next prime is 343220107. The reversal of 343220101 is 101022343.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 343220101 - 2⁵ = 343220069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343220107) 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, 24515715 + ... + 24515728.

It is an arithmetic number, because the mean of its divisors is an integer number (98062888).

Almost surely, 2^343220101 is an apocalyptic number.

It is an amenable number.

343220101 is a deficient number, since it is larger than the sum of its proper divisors (49031451).

343220101 is an equidigital number, since it uses as much as digits as its factorization.

343220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49031450.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 343220101 is about 18526.2003929570. The cubic root of 343220101 is about 700.1496965562.

Adding to 343220101 its reverse (101022343), we get a palindrome (444242444).

The spelling of 343220101 in words is "three hundred forty-three million, two hundred twenty thousand, one hundred one".