11211202002001 has 16 divisors (see below), whose sum is σ = 11301486984000. Its totient is φ = 11121249326400.

The previous prime is 11211202001957. The next prime is 11211202002031. The reversal of 11211202002001 is 10020020211211.

It is a cyclic number.

It is not a de Polignac number, because 11211202002001 - 2³¹ = 11209054518353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11211202002031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164495391 + ... + 164563531.

It is an arithmetic number, because the mean of its divisors is an integer number (706342936500).

Almost surely, 2^{11211202002001} is an apocalyptic number.

It is an amenable number.

11211202002001 is a deficient number, since it is larger than the sum of its proper divisors (90284981999).

11211202002001 is a wasteful number, since it uses less digits than its factorization.

11211202002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70560.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11211202002001 its reverse (10020020211211), we get a palindrome (21231222213212).

The spelling of 11211202002001 in words is "eleven trillion, two hundred eleven billion, two hundred two million, two thousand, one".