211131103101 has 16 divisors (see below), whose sum is σ = 298926448704. Its totient is φ = 132092635904.

The previous prime is 211131103093. The next prime is 211131103103. The reversal of 211131103101 is 101301131112.

It is a cyclic number.

It is not a de Polignac number, because 211131103101 - 2³ = 211131103093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211131103103) 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, 5947470 + ... + 5982863.

It is an arithmetic number, because the mean of its divisors is an integer number (18682903044).

Almost surely, 2^211131103101 is an apocalyptic number.

It is an amenable number.

211131103101 is a deficient number, since it is larger than the sum of its proper divisors (87795345603).

211131103101 is a wasteful number, since it uses less digits than its factorization.

211131103101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11930700.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 211131103101 its reverse (101301131112), we get a palindrome (312432234213).

The spelling of 211131103101 in words is "two hundred eleven billion, one hundred thirty-one million, one hundred three thousand, one hundred one".