100601111105 has 32 divisors (see below), whose sum is σ = 133111997568. Its totient is φ = 72379008000.

The previous prime is 100601111081. The next prime is 100601111111. The reversal of 100601111105 is 501111106001.

It is not a de Polignac number, because 100601111105 - 2¹⁰ = 100601110081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7197854 + ... + 7211816.

It is an arithmetic number, because the mean of its divisors is an integer number (4159749924).

Almost surely, 2^100601111105 is an apocalyptic number.

It is an amenable number.

100601111105 is a deficient number, since it is larger than the sum of its proper divisors (32510886463).

100601111105 is a wasteful number, since it uses less digits than its factorization.

100601111105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15377.

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

Adding to 100601111105 its reverse (501111106001), we get a palindrome (601712217106).

The spelling of 100601111105 in words is "one hundred billion, six hundred one million, one hundred eleven thousand, one hundred five".