342030123 has 12 divisors (see below), whose sum is σ = 523105128. Its totient is φ = 214607040.

The previous prime is 342030113. The next prime is 342030131. The reversal of 342030123 is 321030243.

342030123 is a `hidden beast` number, since 342 + 0 + 301 + 23 = 666.

It is not a de Polignac number, because 342030123 - 2¹³ = 342021931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342030096 and 342030105.

It is not an unprimeable number, because it can be changed into a prime (342030103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1117593 + ... + 1117898.

It is an arithmetic number, because the mean of its divisors is an integer number (43592094).

Almost surely, 2^342030123 is an apocalyptic number.

342030123 is a deficient number, since it is larger than the sum of its proper divisors (181075005).

342030123 is a wasteful number, since it uses less digits than its factorization.

342030123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235514 (or 2235511 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 342030123 is about 18494.0564236189. The cubic root of 342030123 is about 699.3395968777.

Adding to 342030123 its reverse (321030243), we get a palindrome (663060366).

The spelling of 342030123 in words is "three hundred forty-two million, thirty thousand, one hundred twenty-three".