211131120383 has 2 divisors, whose sum is σ = 211131120384. Its totient is φ = 211131120382.

The previous prime is 211131120371. The next prime is 211131120439. The reversal of 211131120383 is 383021131112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211131120383 - 2¹⁰ = 211131119359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211131110383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105565560191 + 105565560192.

It is an arithmetic number, because the mean of its divisors is an integer number (105565560192).

Almost surely, 2^211131120383 is an apocalyptic number.

211131120383 is a deficient number, since it is larger than the sum of its proper divisors (1).

211131120383 is an equidigital number, since it uses as much as digits as its factorization.

211131120383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 211131120383 its reverse (383021131112), we get a palindrome (594152251495).

The spelling of 211131120383 in words is "two hundred eleven billion, one hundred thirty-one million, one hundred twenty thousand, three hundred eighty-three".