342023111 has 2 divisors, whose sum is σ = 342023112. Its totient is φ = 342023110.

The previous prime is 342023069. The next prime is 342023113. The reversal of 342023111 is 111320243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342023111 - 2¹⁴ = 342006727 is a prime.

Together with 342023113, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 342023111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342023113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171011555 + 171011556.

It is an arithmetic number, because the mean of its divisors is an integer number (171011556).

Almost surely, 2^342023111 is an apocalyptic number.

342023111 is a deficient number, since it is larger than the sum of its proper divisors (1).

342023111 is an equidigital number, since it uses as much as digits as its factorization.

342023111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 342023111 is about 18493.8668482284. The cubic root of 342023111 is about 699.3348177638.

Adding to 342023111 its reverse (111320243), we get a palindrome (453343354).

The spelling of 342023111 in words is "three hundred forty-two million, twenty-three thousand, one hundred eleven".