11013211001 has 24 divisors (see below), whose sum is σ = 12358596096. Its totient is φ = 9799470720.

The previous prime is 11013210959. The next prime is 11013211007. The reversal of 11013211001 is 10011231011.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-11013211001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11013211007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1373861 + ... + 1381853.

It is an arithmetic number, because the mean of its divisors is an integer number (514941504).

Almost surely, 2^11013211001 is an apocalyptic number.

It is an amenable number.

11013211001 is a deficient number, since it is larger than the sum of its proper divisors (1345385095).

11013211001 is a wasteful number, since it uses less digits than its factorization.

11013211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8313 (or 8300 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 11013211001 its reverse (10011231011), we get a palindrome (21024442012).

The spelling of 11013211001 in words is "eleven billion, thirteen million, two hundred eleven thousand, one".