211130301101 has 4 divisors (see below), whose sum is σ = 211155768252. Its totient is φ = 211104833952.

The previous prime is 211130301077. The next prime is 211130301127. The reversal of 211130301101 is 101103031112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15067317001 + 196062984100 = 122749^2 + 442790^2 .

It is a cyclic number.

It is not a de Polignac number, because 211130301101 - 2¹⁰ = 211130300077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211130301191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12721136 + ... + 12737721.

It is an arithmetic number, because the mean of its divisors is an integer number (52788942063).

Almost surely, 2^211130301101 is an apocalyptic number.

It is an amenable number.

211130301101 is a deficient number, since it is larger than the sum of its proper divisors (25467151).

211130301101 is an equidigital number, since it uses as much as digits as its factorization.

211130301101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25467150.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 211130301101 its reverse (101103031112), we get a palindrome (312233332213).

The spelling of 211130301101 in words is "two hundred eleven billion, one hundred thirty million, three hundred one thousand, one hundred one".