100212163 has 2 divisors, whose sum is σ = 100212164. Its totient is φ = 100212162.

The previous prime is 100212157. The next prime is 100212223. The reversal of 100212163 is 361212001.

It is a weak prime.

It is an emirp because it is prime and its reverse (361212001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100212163 is a prime.

It is a super-2 number, since 2×100212163² = 20084955226277138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100212103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50106081 + 50106082.

It is an arithmetic number, because the mean of its divisors is an integer number (50106082).

Almost surely, 2^100212163 is an apocalyptic number.

100212163 is a deficient number, since it is larger than the sum of its proper divisors (1).

100212163 is an equidigital number, since it uses as much as digits as its factorization.

100212163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 100212163 is about 10010.6025293186. The cubic root of 100212163 is about 464.4869092912.

Adding to 100212163 its reverse (361212001), we get a palindrome (461424164).

The spelling of 100212163 in words is "one hundred million, two hundred twelve thousand, one hundred sixty-three".