60111011105 has 4 divisors (see below), whose sum is σ = 72133213332. Its totient is φ = 48088808880.

The previous prime is 60111011069. The next prime is 60111011117. The reversal of 60111011105 is 50111011106.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43159231504 + 16951779601 = 207748^2 + 130199^2 .

It is not a de Polignac number, because 60111011105 - 2⁶ = 60111011041 is a prime.

It is a super-2 number, since 2×60111011105² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6011101106 + ... + 6011101115.

It is an arithmetic number, because the mean of its divisors is an integer number (18033303333).

Almost surely, 2^60111011105 is an apocalyptic number.

It is an amenable number.

60111011105 is a deficient number, since it is larger than the sum of its proper divisors (12022202227).

60111011105 is a wasteful number, since it uses less digits than its factorization.

60111011105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12022202226.

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

Subtracting from 60111011105 its reverse (50111011106), we obtain a palindrome (9999999999).

The spelling of 60111011105 in words is "sixty billion, one hundred eleven million, eleven thousand, one hundred five".