342121004430115 has 4 divisors (see below), whose sum is σ = 410545205316144. Its totient is φ = 273696803544088.

The previous prime is 342121004430089. The next prime is 342121004430167. The reversal of 342121004430115 is 511034400121243.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 342121004430115 - 2³¹ = 342118856946467 is a prime.

It is a Duffinian number.

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, 34212100443007 + ... + 34212100443016.

It is an arithmetic number, because the mean of its divisors is an integer number (102636301329036).

Almost surely, 2^{342121004430115} is an apocalyptic number.

342121004430115 is a deficient number, since it is larger than the sum of its proper divisors (68424200886029).

342121004430115 is an equidigital number, since it uses as much as digits as its factorization.

342121004430115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68424200886028.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 342121004430115 its reverse (511034400121243), we get a palindrome (853155404551358).

The spelling of 342121004430115 in words is "three hundred forty-two trillion, one hundred twenty-one billion, four million, four hundred thirty thousand, one hundred fifteen".