216150229 has 2 divisors, whose sum is σ = 216150230. Its totient is φ = 216150228.

The previous prime is 216150203. The next prime is 216150239. The reversal of 216150229 is 922051612.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216031204 + 119025 = 14698^2 + 345^2 .

It is a cyclic number.

It is not a de Polignac number, because 216150229 - 2⁷ = 216150101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 216150197 and 216150206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (216150239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108075114 + 108075115.

It is an arithmetic number, because the mean of its divisors is an integer number (108075115).

Almost surely, 2^216150229 is an apocalyptic number.

It is an amenable number.

216150229 is a deficient number, since it is larger than the sum of its proper divisors (1).

216150229 is an equidigital number, since it uses as much as digits as its factorization.

216150229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 216150229 is about 14702.0484627143. The cubic root of 216150229 is about 600.1390686899.

The spelling of 216150229 in words is "two hundred sixteen million, one hundred fifty thousand, two hundred twenty-nine".