202344320012 has 6 divisors (see below), whose sum is σ = 354102560028. Its totient is φ = 101172160004.

The previous prime is 202344320011. The next prime is 202344320021. The reversal of 202344320012 is 210023443202.

It is a super-2 number, since 2×202344320012² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202344320012.

It is not an unprimeable number, because it can be changed into a prime (202344320011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25293039998 + ... + 25293040005.

It is an arithmetic number, because the mean of its divisors is an integer number (59017093338).

Almost surely, 2^202344320012 is an apocalyptic number.

It is an amenable number.

202344320012 is a deficient number, since it is larger than the sum of its proper divisors (151758240016).

202344320012 is a wasteful number, since it uses less digits than its factorization.

202344320012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50586080007 (or 50586080005 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 202344320012 its reverse (210023443202), we get a palindrome (412367763214).

The spelling of 202344320012 in words is "two hundred two billion, three hundred forty-four million, three hundred twenty thousand, twelve".