115101204105 has 16 divisors (see below), whose sum is σ = 194994981504. Its totient is φ = 57776290560.

The previous prime is 115101204103. The next prime is 115101204137. The reversal of 115101204105 is 501402101511.

It is not a de Polignac number, because 115101204105 - 2¹ = 115101204103 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115101204103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225688381 + ... + 225688890.

It is an arithmetic number, because the mean of its divisors is an integer number (12187186344).

Almost surely, 2^115101204105 is an apocalyptic number.

115101204105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115101204105 is a deficient number, since it is larger than the sum of its proper divisors (79893777399).

115101204105 is a wasteful number, since it uses less digits than its factorization.

115101204105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451377296.

The product of its (nonzero) digits is 200, while the sum is 21.

Adding to 115101204105 its reverse (501402101511), we get a palindrome (616503305616).

The spelling of 115101204105 in words is "one hundred fifteen billion, one hundred one million, two hundred four thousand, one hundred five".