342123212 has 6 divisors (see below), whose sum is σ = 598715628. Its totient is φ = 171061604.

The previous prime is 342123203. The next prime is 342123217. The reversal of 342123212 is 212321243.

It is not an unprimeable number, because it can be changed into a prime (342123217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42765398 + ... + 42765405.

It is an arithmetic number, because the mean of its divisors is an integer number (99785938).

Almost surely, 2^342123212 is an apocalyptic number.

It is an amenable number.

342123212 is a deficient number, since it is larger than the sum of its proper divisors (256592416).

342123212 is a wasteful number, since it uses less digits than its factorization.

342123212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85530807 (or 85530805 counting only the distinct ones).

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

The square root of 342123212 is about 18496.5729798793. The cubic root of 342123212 is about 699.4030366297.

Adding to 342123212 its reverse (212321243), we get a palindrome (554444455).

The spelling of 342123212 in words is "three hundred forty-two million, one hundred twenty-three thousand, two hundred twelve".