20212312323332 has 12 divisors (see below), whose sum is σ = 35373472095696. Its totient is φ = 10105606010280.

The previous prime is 20212312323331. The next prime is 20212312323337. The reversal of 20212312323332 is 23332321321202.

It is a junction number, because it is equal to n+sod(n) for n = 20212312323295 and 20212312323304.

It is not an unprimeable number, because it can be changed into a prime (20212312323331) 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 in 3 ways as a sum of consecutive naturals, for example, 137455178 + ... + 137602145.

It is an arithmetic number, because the mean of its divisors is an integer number (2947789341308).

Almost surely, 2^{20212312323332} is an apocalyptic number.

It is an amenable number.

20212312323332 is a deficient number, since it is larger than the sum of its proper divisors (15161159772364).

20212312323332 is a wasteful number, since it uses less digits than its factorization.

20212312323332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275075698 (or 275075696 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 20212312323332 its reverse (23332321321202), we get a palindrome (43544633644534).

The spelling of 20212312323332 in words is "twenty trillion, two hundred twelve billion, three hundred twelve million, three hundred twenty-three thousand, three hundred thirty-two".