342422111 has 4 divisors (see below), whose sum is σ = 354229800. Its totient is φ = 330614424.

The previous prime is 342422077. The next prime is 342422117. The reversal of 342422111 is 111224243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111224243 = 13 ⋅8555711.

It is a cyclic number.

It is not a de Polignac number, because 342422111 - 2¹⁸ = 342159967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342422117) 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, 5903801 + ... + 5903858.

It is an arithmetic number, because the mean of its divisors is an integer number (88557450).

Almost surely, 2^342422111 is an apocalyptic number.

342422111 is a deficient number, since it is larger than the sum of its proper divisors (11807689).

342422111 is a wasteful number, since it uses less digits than its factorization.

342422111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11807688.

The product of its digits is 384, while the sum is 20.

The square root of 342422111 is about 18504.6510639893. The cubic root of 342422111 is about 699.6066572462.

Adding to 342422111 its reverse (111224243), we get a palindrome (453646354).

The spelling of 342422111 in words is "three hundred forty-two million, four hundred twenty-two thousand, one hundred eleven".