232213220329 has 4 divisors (see below), whose sum is σ = 232229186884. Its totient is φ = 232197253776.

The previous prime is 232213220311. The next prime is 232213220339. The reversal of 232213220329 is 923022312232.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22334704704 + 209878515625 = 149448^2 + 458125^2 .

It is a cyclic number.

It is not a de Polignac number, because 232213220329 - 2⁹ = 232213219817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232213220329.

It is not an unprimeable number, because it can be changed into a prime (232213220339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7961442 + ... + 7990555.

It is an arithmetic number, because the mean of its divisors is an integer number (58057296721).

Almost surely, 2^232213220329 is an apocalyptic number.

It is an amenable number.

232213220329 is a deficient number, since it is larger than the sum of its proper divisors (15966555).

232213220329 is a wasteful number, since it uses less digits than its factorization.

232213220329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15966554.

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 232213220329 in words is "two hundred thirty-two billion, two hundred thirteen million, two hundred twenty thousand, three hundred twenty-nine".