20221231133141 has 2 divisors, whose sum is σ = 20221231133142. Its totient is φ = 20221231133140.

The previous prime is 20221231133123. The next prime is 20221231133161. The reversal of 20221231133141 is 14133113212202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15143351970916 + 5077879162225 = 3891446^2 + 2253415^2 .

It is a cyclic number.

It is not a de Polignac number, because 20221231133141 - 2²² = 20221226938837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20221231133141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20221231133161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110615566570 + 10110615566571.

It is an arithmetic number, because the mean of its divisors is an integer number (10110615566571).

Almost surely, 2^{20221231133141} is an apocalyptic number.

It is an amenable number.

20221231133141 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221231133141 is an equidigital number, since it uses as much as digits as its factorization.

20221231133141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 20221231133141 its reverse (14133113212202), we get a palindrome (34354344345343).

The spelling of 20221231133141 in words is "twenty trillion, two hundred twenty-one billion, two hundred thirty-one million, one hundred thirty-three thousand, one hundred forty-one".