229032116329 has 3 divisors (see below), whose sum is σ = 229032594903. Its totient is φ = 229031637756.

The previous prime is 229032116321. The next prime is 229032116333. The reversal of 229032116329 is 923611230922.

The square root of 229032116329 is 478573.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 24138283225 + 204893833104 = 155365^2 + 452652^2 .

It is not a de Polignac number, because 229032116329 - 2³ = 229032116321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 229032116291 and 229032116300.

It is not an unprimeable number, because it can be changed into a prime (229032116321) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 239287 + ... + 717859.

It is an arithmetic number, because the mean of its divisors is an integer number (76344198301).

Almost surely, 2^229032116329 is an apocalyptic number.

229032116329 is the 478573-rd square number.

229032116329 is the 239287-th centered octagonal number.

It is an amenable number.

229032116329 is a deficient number, since it is larger than the sum of its proper divisors (478574).

229032116329 is an frugal number, since it uses more digits than its factorization.

229032116329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957146 (or 478573 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 229032116329 in words is "two hundred twenty-nine billion, thirty-two million, one hundred sixteen thousand, three hundred twenty-nine".