100861100585 has 8 divisors (see below), whose sum is σ = 138323795136. Its totient is φ = 69161897520.

The previous prime is 100861100537. The next prime is 100861100597. The reversal of 100861100585 is 585001168001.

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

It is not a de Polignac number, because 100861100585 - 2¹⁶ = 100861035049 is a prime.

It is a super-2 number, since 2×100861100585² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 2881745731 = 100861100585 / (1 + 0 + 0 + 8 + 6 + 1 + 1 + 0 + 0 + 5 + 8 + 5).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440872831 + ... + 1440872900.

It is an arithmetic number, because the mean of its divisors is an integer number (17290474392).

Almost surely, 2^100861100585 is an apocalyptic number.

It is an amenable number.

100861100585 is a deficient number, since it is larger than the sum of its proper divisors (37462694551).

100861100585 is an equidigital number, since it uses as much as digits as its factorization.

100861100585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881745743.

The product of its (nonzero) digits is 9600, while the sum is 35.

Adding to 100861100585 its reverse (585001168001), we get a palindrome (685862268586).

The spelling of 100861100585 in words is "one hundred billion, eight hundred sixty-one million, one hundred thousand, five hundred eighty-five".