100001001100985 has 8 divisors (see below), whose sum is σ = 120043770050880. Its totient is φ = 79972421727664.

The previous prime is 100001001100951. The next prime is 100001001101087. The reversal of 100001001100985 is 589001100100001.

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 100001001100985 - 2¹² = 100001001096889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3547378637 + ... + 3547406826.

It is an arithmetic number, because the mean of its divisors is an integer number (15005471256360).

Almost surely, 2^{100001001100985} is an apocalyptic number.

It is an amenable number.

100001001100985 is a deficient number, since it is larger than the sum of its proper divisors (20042768949895).

100001001100985 is an equidigital number, since it uses as much as digits as its factorization.

100001001100985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7094788287.

The product of its (nonzero) digits is 360, while the sum is 26.

Adding to 100001001100985 its reverse (589001100100001), we get a palindrome (689002101200986).

The spelling of 100001001100985 in words is "one hundred trillion, one billion, one million, one hundred thousand, nine hundred eighty-five".