11201201011 has 24 divisors (see below), whose sum is σ = 15307944624. Its totient is φ = 8056802880.

The previous prime is 11201200993. The next prime is 11201201017. The reversal of 11201201011 is 11010210211.

It is a de Polignac number, because none of the positive numbers 2^k-11201201011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11201201017) 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, 792280 + ... + 806293.

It is an arithmetic number, because the mean of its divisors is an integer number (637831026).

Almost surely, 2^11201201011 is an apocalyptic number.

11201201011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11201201011 is a deficient number, since it is larger than the sum of its proper divisors (4106743613).

11201201011 is a wasteful number, since it uses less digits than its factorization.

11201201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598611 (or 1598604 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11201201011 its reverse (11010210211), we get a palindrome (22211411222).

It can be divided in two parts, 11201 and 201011, that added together give a palindrome (212212).

The spelling of 11201201011 in words is "eleven billion, two hundred one million, two hundred one thousand, eleven".