100505100056001 has 8 divisors (see below), whose sum is σ = 134006862992064. Its totient is φ = 67003368578640.

The previous prime is 100505100055967. The next prime is 100505100056021. The reversal of 100505100056001 is 100650001505001.

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

It is not a de Polignac number, because 100505100056001 - 2¹⁰ = 100505100054977 is a prime.

It is a super-2 number, since 2×100505100056001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100505100056021) 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, 1025575 + ... + 14214851.

It is an arithmetic number, because the mean of its divisors is an integer number (16750857874008).

Almost surely, 2^{100505100056001} is an apocalyptic number.

It is an amenable number.

100505100056001 is a deficient number, since it is larger than the sum of its proper divisors (33501762936063).

100505100056001 is a wasteful number, since it uses less digits than its factorization.

100505100056001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15729351.

The product of its (nonzero) digits is 750, while the sum is 24.

The spelling of 100505100056001 in words is "one hundred trillion, five hundred five billion, one hundred million, fifty-six thousand, one".