11213021001 has 16 divisors (see below), whose sum is σ = 18400855424. Its totient is φ = 5914560384.

The previous prime is 11213020993. The next prime is 11213021021. The reversal of 11213021001 is 10012031211.

11213021001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11213021001 - 2³ = 11213020993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11213021021) 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 15 ways as a sum of consecutive naturals, for example, 20536396 + ... + 20536941.

It is an arithmetic number, because the mean of its divisors is an integer number (1150053464).

Almost surely, 2^11213021001 is an apocalyptic number.

It is an amenable number.

11213021001 is a deficient number, since it is larger than the sum of its proper divisors (7187834423).

11213021001 is a wasteful number, since it uses less digits than its factorization.

11213021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41073360.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11213021001 its reverse (10012031211), we get a palindrome (21225052212).

The spelling of 11213021001 in words is "eleven billion, two hundred thirteen million, twenty-one thousand, one".