20333122231132 has 12 divisors (see below), whose sum is σ = 37676079428400. Its totient is φ = 9568528108736.

The previous prime is 20333122231099. The next prime is 20333122231139. The reversal of 20333122231132 is 23113222133302.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20333122231132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20333122231139) 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, 149508251632 + ... + 149508251767.

It is an arithmetic number, because the mean of its divisors is an integer number (3139673285700).

Almost surely, 2^{20333122231132} is an apocalyptic number.

It is an amenable number.

20333122231132 is a deficient number, since it is larger than the sum of its proper divisors (17342957197268).

20333122231132 is a wasteful number, since it uses less digits than its factorization.

20333122231132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299016503420 (or 299016503418 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 20333122231132 its reverse (23113222133302), we get a palindrome (43446344364434).

The spelling of 20333122231132 in words is "twenty trillion, three hundred thirty-three billion, one hundred twenty-two million, two hundred thirty-one thousand, one hundred thirty-two".