61110011105 has 32 divisors (see below), whose sum is σ = 86457006720. Its totient is φ = 40879802880.

The previous prime is 61110011101. The next prime is 61110011119. The reversal of 61110011105 is 50111001116.

It is not a de Polignac number, because 61110011105 - 2² = 61110011101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61110011101) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 51341 + ... + 353349.

It is an arithmetic number, because the mean of its divisors is an integer number (2701781460).

Almost surely, 2^61110011105 is an apocalyptic number.

61110011105 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

61110011105 is a deficient number, since it is larger than the sum of its proper divisors (25346995615).

61110011105 is a wasteful number, since it uses less digits than its factorization.

61110011105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302321.

The product of its (nonzero) digits is 30, while the sum is 17.

The spelling of 61110011105 in words is "sixty-one billion, one hundred ten million, eleven thousand, one hundred five".