20333230211312 has 20 divisors (see below), whose sum is σ = 39399470965176. Its totient is φ = 10165624800960.

The previous prime is 20333230211311. The next prime is 20333230211351. The reversal of 20333230211312 is 21311203233302.

It is a super-2 number, since 2×20333230211312² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20333230211311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61724639 + ... + 62053182.

Almost surely, 2^{20333230211312} is an apocalyptic number.

It is an amenable number.

20333230211312 is a deficient number, since it is larger than the sum of its proper divisors (19066240753864).

20333230211312 is a wasteful number, since it uses less digits than its factorization.

20333230211312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123788096 (or 123788090 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 20333230211312 its reverse (21311203233302), we get a palindrome (41644433444614).

The spelling of 20333230211312 in words is "twenty trillion, three hundred thirty-three billion, two hundred thirty million, two hundred eleven thousand, three hundred twelve".