211300030187 has 2 divisors, whose sum is σ = 211300030188. Its totient is φ = 211300030186.

The previous prime is 211300030177. The next prime is 211300030211. The reversal of 211300030187 is 781030003112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211300030187 - 2¹⁴ = 211300013803 is a prime.

It is a super-2 number, since 2×211300030187² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211300030147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105650015093 + 105650015094.

It is an arithmetic number, because the mean of its divisors is an integer number (105650015094).

Almost surely, 2^211300030187 is an apocalyptic number.

211300030187 is a deficient number, since it is larger than the sum of its proper divisors (1).

211300030187 is an equidigital number, since it uses as much as digits as its factorization.

211300030187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

Adding to 211300030187 its reverse (781030003112), we get a palindrome (992330033299).

The spelling of 211300030187 in words is "two hundred eleven billion, three hundred million, thirty thousand, one hundred eighty-seven".