20221231133202 has 32 divisors (see below), whose sum is σ = 46714287968064. Its totient is φ = 5767196044800.

The previous prime is 20221231133161. The next prime is 20221231133203. The reversal of 20221231133202 is 20233113212202.

It is not an unprimeable number, because it can be changed into a prime (20221231133203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9011242699 + ... + 9011244942.

It is an arithmetic number, because the mean of its divisors is an integer number (1459821499002).

Almost surely, 2^{20221231133202} is an apocalyptic number.

20221231133202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20221231133202 is an abundant number, since it is smaller than the sum of its proper divisors (26493056834862).

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

20221231133202 is a wasteful number, since it uses less digits than its factorization.

20221231133202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18022487674.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 20221231133202 its reverse (20233113212202), we get a palindrome (40454344345404).

The spelling of 20221231133202 in words is "twenty trillion, two hundred twenty-one billion, two hundred thirty-one million, one hundred thirty-three thousand, two hundred two".