100105500051105 has 64 divisors (see below), whose sum is σ = 163811350425600. Its totient is φ = 52190906826240.

The previous prime is 100105500051103. The next prime is 100105500051121. The reversal of 100105500051105 is 501150005501001.

It is not a de Polignac number, because 100105500051105 - 2¹ = 100105500051103 is a prime.

It is a super-2 number, since 2×100105500051105² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100105500051101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 60715270 + ... + 62342240.

It is an arithmetic number, because the mean of its divisors is an integer number (2559552350400).

Almost surely, 2^{100105500051105} is an apocalyptic number.

100105500051105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100105500051105 is a deficient number, since it is larger than the sum of its proper divisors (63705850374495).

100105500051105 is a wasteful number, since it uses less digits than its factorization.

100105500051105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627574.

The product of its (nonzero) digits is 625, while the sum is 24.

Adding to 100105500051105 its reverse (501150005501001), we get a palindrome (601255505552106).

The spelling of 100105500051105 in words is "one hundred trillion, one hundred five billion, five hundred million, fifty-one thousand, one hundred five".