105610611011 has 4 divisors (see below), whose sum is σ = 111822999912. Its totient is φ = 99398222112.

The previous prime is 105610610999. The next prime is 105610611097. The reversal of 105610611011 is 110116016501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110116016501 = 1471 ⋅74857931.

It is a cyclic number.

It is not a de Polignac number, because 105610611011 - 2⁶ = 105610610947 is a prime.

It is a super-2 number, since 2×105610611011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105610611311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3106194425 + ... + 3106194458.

It is an arithmetic number, because the mean of its divisors is an integer number (27955749978).

Almost surely, 2^105610611011 is an apocalyptic number.

105610611011 is a deficient number, since it is larger than the sum of its proper divisors (6212388901).

105610611011 is an equidigital number, since it uses as much as digits as its factorization.

105610611011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6212388900.

The product of its (nonzero) digits is 180, while the sum is 23.

Adding to 105610611011 its reverse (110116016501), we get a palindrome (215726627512).

The spelling of 105610611011 in words is "one hundred five billion, six hundred ten million, six hundred eleven thousand, eleven".