343422011 has 4 divisors (see below), whose sum is σ = 345220224. Its totient is φ = 341623800.

The previous prime is 343421977. The next prime is 343422019. The reversal of 343422011 is 110224343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110224343 = 4903 ⋅22481.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343422011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343422019) 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, 898820 + ... + 899201.

It is an arithmetic number, because the mean of its divisors is an integer number (86305056).

Almost surely, 2^343422011 is an apocalyptic number.

343422011 is a deficient number, since it is larger than the sum of its proper divisors (1798213).

343422011 is a wasteful number, since it uses less digits than its factorization.

343422011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798212.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 343422011 is about 18531.6489012716. The cubic root of 343422011 is about 700.2869646558.

Adding to 343422011 its reverse (110224343), we get a palindrome (453646354).

The spelling of 343422011 in words is "three hundred forty-three million, four hundred twenty-two thousand, eleven".