11011210011 has 16 divisors (see below), whose sum is σ = 17171478400. Its totient is φ = 6954448104.

The previous prime is 11011210009. The next prime is 11011210019. The reversal of 11011210011 is 11001211011.

It is not a de Polignac number, because 11011210011 - 2¹ = 11011210009 is a prime.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11011209975 and 11011210002.

It is not an unprimeable number, because it can be changed into a prime (11011210019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10731661 + ... + 10732686.

It is an arithmetic number, because the mean of its divisors is an integer number (1073217400).

Almost surely, 2^11011210011 is an apocalyptic number.

11011210011 is a deficient number, since it is larger than the sum of its proper divisors (6160268389).

11011210011 is a wasteful number, since it uses less digits than its factorization.

11011210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21464375 (or 21464369 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11011210011 its reverse (11001211011), we get a palindrome (22012421022).

The spelling of 11011210011 in words is "eleven billion, eleven million, two hundred ten thousand, eleven".