211130000203 has 2 divisors, whose sum is σ = 211130000204. Its totient is φ = 211130000202.

The previous prime is 211130000201. The next prime is 211130000231. The reversal of 211130000203 is 302000031112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211130000203 - 2¹ = 211130000201 is a prime.

Together with 211130000201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (211130000201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105565000101 + 105565000102.

It is an arithmetic number, because the mean of its divisors is an integer number (105565000102).

Almost surely, 2^211130000203 is an apocalyptic number.

211130000203 is a deficient number, since it is larger than the sum of its proper divisors (1).

211130000203 is an equidigital number, since it uses as much as digits as its factorization.

211130000203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 211130000203 its reverse (302000031112), we get a palindrome (513130031315).

The spelling of 211130000203 in words is "two hundred eleven billion, one hundred thirty million, two hundred three", and thus it is an aban number.