342120112 has 20 divisors (see below), whose sum is σ = 664600320. Its totient is φ = 170610368.

The previous prime is 342120109. The next prime is 342120127. The reversal of 342120112 is 211021243.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21787 + ... + 34042.

It is an arithmetic number, because the mean of its divisors is an integer number (33230016).

Almost surely, 2^342120112 is an apocalyptic number.

It is an amenable number.

342120112 is a deficient number, since it is larger than the sum of its proper divisors (322480208).

342120112 is a wasteful number, since it uses less digits than its factorization.

342120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56220 (or 56214 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 342120112 is about 18496.4891803823. The cubic root of 342120112 is about 699.4009241783.

Adding to 342120112 its reverse (211021243), we get a palindrome (553141355).

The spelling of 342120112 in words is "three hundred forty-two million, one hundred twenty thousand, one hundred twelve".