202202212312 has 16 divisors (see below), whose sum is σ = 382607398800. Its totient is φ = 100173572640.

The previous prime is 202202212307. The next prime is 202202212313. The reversal of 202202212312 is 213212202202.

202202212312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 202202212312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202202212313) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 115940764 + ... + 115942507.

It is an arithmetic number, because the mean of its divisors is an integer number (23912962425).

Almost surely, 2^202202212312 is an apocalyptic number.

It is an amenable number.

202202212312 is a deficient number, since it is larger than the sum of its proper divisors (180405186488).

202202212312 is a wasteful number, since it uses less digits than its factorization.

202202212312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231883386 (or 231883382 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 202202212312 its reverse (213212202202), we get a palindrome (415414414514).

The spelling of 202202212312 in words is "two hundred two billion, two hundred two million, two hundred twelve thousand, three hundred twelve".