1011100100001 has 8 divisors (see below), whose sum is σ = 1353504517344. Its totient is φ = 671381208000.

The previous prime is 1011100099969. The next prime is 1011100100011. The reversal of 1011100100001 is 1000010011101.

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

It is not a de Polignac number, because 1011100100001 - 2⁵ = 1011100099969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1011100100011) by changing a digit.

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, 671380456 + ... + 671381961.

It is an arithmetic number, because the mean of its divisors is an integer number (169188064668).

Almost surely, 2^{1011100100001} is an apocalyptic number.

It is an amenable number.

1011100100001 is a deficient number, since it is larger than the sum of its proper divisors (342404417343).

1011100100001 is a wasteful number, since it uses less digits than its factorization.

1011100100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342762671.

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 1011100100001 its reverse (1000010011101), we get a palindrome (2011110111102).

The spelling of 1011100100001 in words is "one trillion, eleven billion, one hundred million, one hundred thousand, one".