101078850115 has 4 divisors (see below), whose sum is σ = 121294620144. Its totient is φ = 80863080088.

The previous prime is 101078850079. The next prime is 101078850137. The reversal of 101078850115 is 511058870101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 511058870101 = 13 ⋅39312220777.

It is a cyclic number.

It is not a de Polignac number, because 101078850115 - 2¹¹ = 101078848067 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10107885007 + ... + 10107885016.

It is an arithmetic number, because the mean of its divisors is an integer number (30323655036).

Almost surely, 2^101078850115 is an apocalyptic number.

101078850115 is a deficient number, since it is larger than the sum of its proper divisors (20215770029).

101078850115 is an equidigital number, since it uses as much as digits as its factorization.

101078850115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20215770028.

The product of its (nonzero) digits is 11200, while the sum is 37.

The spelling of 101078850115 in words is "one hundred one billion, seventy-eight million, eight hundred fifty thousand, one hundred fifteen".