601111100005 has 16 divisors (see below), whose sum is σ = 780845491440. Its totient is φ = 441597431808.

The previous prime is 601111099987. The next prime is 601111100027. The reversal of 601111100005 is 500001111106.

It can be written as a sum of positive squares in 8 ways, for example, as 275665951521 + 325445148484 = 525039^2 + 570478^2 .

It is not a de Polignac number, because 601111100005 - 2¹⁹ = 601110575717 is a prime.

It is a super-2 number, since 2×601111100005² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23945650 + ... + 23970739.

It is an arithmetic number, because the mean of its divisors is an integer number (48802843215).

Almost surely, 2^601111100005 is an apocalyptic number.

601111100005 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

601111100005 is a deficient number, since it is larger than the sum of its proper divisors (179734391435).

601111100005 is a wasteful number, since it uses less digits than its factorization.

601111100005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47916600.

The product of its (nonzero) digits is 30, while the sum is 16.

The spelling of 601111100005 in words is "six hundred one billion, one hundred eleven million, one hundred thousand, five".