11011101012001 has 8 divisors (see below), whose sum is σ = 11072605549824. Its totient is φ = 10949603834160.

The previous prime is 11011101011923. The next prime is 11011101012007. The reversal of 11011101012001 is 10021010111011.

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 11011101012001 - 2¹³ = 11011101003809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011101012007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1174266 + ... + 4837468.

It is an arithmetic number, because the mean of its divisors is an integer number (1384075693728).

Almost surely, 2^{11011101012001} is an apocalyptic number.

It is an amenable number.

11011101012001 is a deficient number, since it is larger than the sum of its proper divisors (61504537823).

11011101012001 is a wasteful number, since it uses less digits than its factorization.

11011101012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3679991.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11011101012001 its reverse (10021010111011), we get a palindrome (21032111123012).

The spelling of 11011101012001 in words is "eleven trillion, eleven billion, one hundred one million, twelve thousand, one".