101100001 has 4 divisors (see below), whose sum is σ = 101896192. Its totient is φ = 100303812.

The previous prime is 101099951. The next prime is 101100011. The reversal of 101100001 is 100001101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101100001 - 2¹⁷ = 100968929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101100011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397905 + ... + 398158.

It is an arithmetic number, because the mean of its divisors is an integer number (25474048).

Almost surely, 2^101100001 is an apocalyptic number.

It is an amenable number.

101100001 is a deficient number, since it is larger than the sum of its proper divisors (796191).

101100001 is an equidigital number, since it uses as much as digits as its factorization.

101100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796190.

The product of its (nonzero) digits is 1, while the sum is 4.

The square root of 101100001 is about 10054.8496259268. The cubic root of 101100001 is about 465.8545983027.

Adding to 101100001 its reverse (100001101), we get a palindrome (201101102).

It can be divided in two parts, 101 and 100001, that multiplied together give a palindrome (10100101).

The spelling of 101100001 in words is "one hundred one million, one hundred thousand, one".