229203071 has 2 divisors, whose sum is σ = 229203072. Its totient is φ = 229203070.

The previous prime is 229203053. The next prime is 229203101. The reversal of 229203071 is 170302922.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 229203071 - 2¹⁰ = 229202047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 229203071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229203371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114601535 + 114601536.

It is an arithmetic number, because the mean of its divisors is an integer number (114601536).

Almost surely, 2^229203071 is an apocalyptic number.

229203071 is a deficient number, since it is larger than the sum of its proper divisors (1).

229203071 is an equidigital number, since it uses as much as digits as its factorization.

229203071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 229203071 is about 15139.4541182963. The cubic root of 229203071 is about 611.9841073735.

Adding to 229203071 its reverse (170302922), we get a palindrome (399505993).

The spelling of 229203071 in words is "two hundred twenty-nine million, two hundred three thousand, seventy-one".