100105500005047 has 8 divisors (see below), whose sum is σ = 100175878765872. Its totient is φ = 100035125006400.

The previous prime is 100105500004973. The next prime is 100105500005087. The reversal of 100105500005047 is 740500005501001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100105500005047 - 2¹¹ = 100105500002999 is a prime.

It is a super-2 number, since 2×100105500005047² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100105500005087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53397172 + ... + 55240102.

It is an arithmetic number, because the mean of its divisors is an integer number (12521984845734).

Almost surely, 2^{100105500005047} is an apocalyptic number.

100105500005047 is a deficient number, since it is larger than the sum of its proper divisors (70378760825).

100105500005047 is a wasteful number, since it uses less digits than its factorization.

100105500005047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881089.

The product of its (nonzero) digits is 3500, while the sum is 28.

Adding to 100105500005047 its reverse (740500005501001), we get a palindrome (840605505506048).

The spelling of 100105500005047 in words is "one hundred trillion, one hundred five billion, five hundred million, five thousand, forty-seven".