2002312220312 has 16 divisors (see below), whose sum is σ = 3762444135840. Its totient is φ = 998993784096.

The previous prime is 2002312220269. The next prime is 2002312220353. The reversal of 2002312220312 is 2130222132002.

It is a happy number.

It is a super-3 number, since 3×2002312220312³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270286823 + ... + 270294230.

It is an arithmetic number, because the mean of its divisors is an integer number (235152758490).

Almost surely, 2^{2002312220312} is an apocalyptic number.

It is an amenable number.

2002312220312 is a deficient number, since it is larger than the sum of its proper divisors (1760131915528).

2002312220312 is a wasteful number, since it uses less digits than its factorization.

2002312220312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540581522 (or 540581518 counting only the distinct ones).

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

Adding to 2002312220312 its reverse (2130222132002), we get a palindrome (4132534352314).

The spelling of 2002312220312 in words is "two trillion, two billion, three hundred twelve million, two hundred twenty thousand, three hundred twelve".