11210020001001 has 64 divisors (see below), whose sum is σ = 16767576000000. Its totient is φ = 7401705163776.

The previous prime is 11210020000913. The next prime is 11210020001027. The reversal of 11210020001001 is 10010002001211.

It is a happy number.

It is not a de Polignac number, because 11210020001001 - 2¹⁰ = 11210019999977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11210020005001) 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 63 ways as a sum of consecutive naturals, for example, 1156979365 + ... + 1156989053.

It is an arithmetic number, because the mean of its divisors is an integer number (261993375000).

Almost surely, 2^{11210020001001} is an apocalyptic number.

It is an amenable number.

11210020001001 is a deficient number, since it is larger than the sum of its proper divisors (5557555998999).

11210020001001 is a wasteful number, since it uses less digits than its factorization.

11210020001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10863 (or 10857 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11210020001001 its reverse (10010002001211), we get a palindrome (21220022002212).

The spelling of 11210020001001 in words is "eleven trillion, two hundred ten billion, twenty million, one thousand, one".