113001215505 has 64 divisors (see below), whose sum is σ = 192257433600. Its totient is φ = 56516279040.

The previous prime is 113001215489. The next prime is 113001215527. The reversal of 113001215505 is 505512100311.

It is not a de Polignac number, because 113001215505 - 2⁴ = 113001215489 is a prime.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 12121236 + ... + 12130554.

It is an arithmetic number, because the mean of its divisors is an integer number (3004022400).

Almost surely, 2^113001215505 is an apocalyptic number.

113001215505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113001215505 is a deficient number, since it is larger than the sum of its proper divisors (79256218095).

113001215505 is a wasteful number, since it uses less digits than its factorization.

113001215505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9774.

The product of its (nonzero) digits is 750, while the sum is 24.

Adding to 113001215505 its reverse (505512100311), we get a palindrome (618513315816).

The spelling of 113001215505 in words is "one hundred thirteen billion, one million, two hundred fifteen thousand, five hundred five".