342120303 has 36 divisors (see below), whose sum is σ = 576177888. Its totient is φ = 195048000.

The previous prime is 342120281. The next prime is 342120313. The reversal of 342120303 is 303021243.

342120303 is a `hidden beast` number, since 342 + 1 + 20 + 303 = 666.

It is not a de Polignac number, because 342120303 - 2⁵ = 342120271 is a prime.

It is a super-3 number, since 3×342120303³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342120313) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 330675 + ... + 331707.

Almost surely, 2^342120303 is an apocalyptic number.

342120303 is a deficient number, since it is larger than the sum of its proper divisors (234057585).

342120303 is a wasteful number, since it uses less digits than its factorization.

342120303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804 (or 1794 counting only the distinct ones).

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

The square root of 342120303 is about 18496.4943435236. The cubic root of 342120303 is about 699.4010543330.

Adding to 342120303 its reverse (303021243), we get a palindrome (645141546).

The spelling of 342120303 in words is "three hundred forty-two million, one hundred twenty thousand, three hundred three".