10561100115 has 8 divisors (see below), whose sum is σ = 16897760208. Its totient is φ = 5632586720.

The previous prime is 10561100113. The next prime is 10561100153. The reversal of 10561100115 is 51100116501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10561100115 - 2¹ = 10561100113 is a prime.

It is a super-2 number, since 2×10561100115² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10561100091 and 10561100100.

It is not an unprimeable number, because it can be changed into a prime (10561100113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352036656 + ... + 352036685.

It is an arithmetic number, because the mean of its divisors is an integer number (2112220026).

Almost surely, 2^10561100115 is an apocalyptic number.

10561100115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10561100115 is a deficient number, since it is larger than the sum of its proper divisors (6336660093).

10561100115 is an equidigital number, since it uses as much as digits as its factorization.

10561100115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704073349.

The product of its (nonzero) digits is 150, while the sum is 21.

Adding to 10561100115 its reverse (51100116501), we get a palindrome (61661216616).

The spelling of 10561100115 in words is "ten billion, five hundred sixty-one million, one hundred thousand, one hundred fifteen".