103242142110115 has 4 divisors (see below), whose sum is σ = 123890570532144. Its totient is φ = 82593713688088.

The previous prime is 103242142110083. The next prime is 103242142110221. The reversal of 103242142110115 is 511011241242301.

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 103242142110115 - 2⁵ = 103242142110083 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, 10324214211007 + ... + 10324214211016.

It is an arithmetic number, because the mean of its divisors is an integer number (30972642633036).

Almost surely, 2^{103242142110115} is an apocalyptic number.

103242142110115 is a deficient number, since it is larger than the sum of its proper divisors (20648428422029).

103242142110115 is an equidigital number, since it uses as much as digits as its factorization.

103242142110115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20648428422028.

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 103242142110115 its reverse (511011241242301), we get a palindrome (614253383352416).

The spelling of 103242142110115 in words is "one hundred three trillion, two hundred forty-two billion, one hundred forty-two million, one hundred ten thousand, one hundred fifteen".