342120115 has 8 divisors (see below), whose sum is σ = 411996528. Its totient is φ = 272727840.

The previous prime is 342120109. The next prime is 342120127. The reversal of 342120115 is 511021243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 342120115 - 2¹¹ = 342118067 is a prime.

It is a super-2 number, since 2×342120115² = 234092346175226450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342120092 and 342120101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119476 + ... + 122305.

It is an arithmetic number, because the mean of its divisors is an integer number (51499566).

Almost surely, 2^342120115 is an apocalyptic number.

342120115 is a deficient number, since it is larger than the sum of its proper divisors (69876413).

342120115 is a wasteful number, since it uses less digits than its factorization.

342120115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242069.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 342120115 is about 18496.4892614788. The cubic root of 342120115 is about 699.4009262226.

Adding to 342120115 its reverse (511021243), we get a palindrome (853141358).

The spelling of 342120115 in words is "three hundred forty-two million, one hundred twenty thousand, one hundred fifteen".