211131119929 has 2 divisors, whose sum is σ = 211131119930. Its totient is φ = 211131119928.

The previous prime is 211131119909. The next prime is 211131120007. The reversal of 211131119929 is 929911131112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210497440000 + 633679929 = 458800^2 + 25173^2 .

It is a cyclic number.

It is not a de Polignac number, because 211131119929 - 2⁹ = 211131119417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211131119891 and 211131119900.

It is not a weakly prime, because it can be changed into another prime (211131119909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105565559964 + 105565559965.

It is an arithmetic number, because the mean of its divisors is an integer number (105565559965).

Almost surely, 2^211131119929 is an apocalyptic number.

It is an amenable number.

211131119929 is a deficient number, since it is larger than the sum of its proper divisors (1).

211131119929 is an equidigital number, since it uses as much as digits as its factorization.

211131119929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8748, while the sum is 40.

The spelling of 211131119929 in words is "two hundred eleven billion, one hundred thirty-one million, one hundred nineteen thousand, nine hundred twenty-nine".