202323120212 has 6 divisors (see below), whose sum is σ = 354065460378. Its totient is φ = 101161560104.

The previous prime is 202323120199. The next prime is 202323120227. The reversal of 202323120212 is 212021323202.

It is a happy number.

202323120212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 128254231876 + 74068888336 = 358126^2 + 272156^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25290390023 + ... + 25290390030.

It is an arithmetic number, because the mean of its divisors is an integer number (59010910063).

Almost surely, 2^202323120212 is an apocalyptic number.

It is an amenable number.

202323120212 is a deficient number, since it is larger than the sum of its proper divisors (151742340166).

202323120212 is a wasteful number, since it uses less digits than its factorization.

202323120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50580780057 (or 50580780055 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 202323120212 its reverse (212021323202), we get a palindrome (414344443414).

The spelling of 202323120212 in words is "two hundred two billion, three hundred twenty-three million, one hundred twenty thousand, two hundred twelve".