20133320232312 has 192 divisors, whose sum is σ = 64104474470400. Its totient is φ = 5588592468480.

The previous prime is 20133320232251. The next prime is 20133320232343. The reversal of 20133320232312 is 21323202333102.

20133320232312 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 3 + 320 + 2 + 323 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2900373 + ... + 6977019.

It is an arithmetic number, because the mean of its divisors is an integer number (333877471200).

Almost surely, 2^{20133320232312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20133320232312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32052237235200).

20133320232312 is an abundant number, since it is smaller than the sum of its proper divisors (43971154238088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20133320232312 is a wasteful number, since it uses less digits than its factorization.

20133320232312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4076946 (or 4076939 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 20133320232312 its reverse (21323202333102), we get a palindrome (41456522565414).

The spelling of 20133320232312 in words is "twenty trillion, one hundred thirty-three billion, three hundred twenty million, two hundred thirty-two thousand, three hundred twelve".