20331022123141 has 2 divisors, whose sum is σ = 20331022123142. Its totient is φ = 20331022123140.

The previous prime is 20331022122997. The next prime is 20331022123147. The reversal of 20331022123141 is 14132122013302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15872885478241 + 4458136644900 = 3984079^2 + 2111430^2 .

It is a cyclic number.

It is not a de Polignac number, because 20331022123141 - 2²³ = 20331013734533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20331022123147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165511061570 + 10165511061571.

It is an arithmetic number, because the mean of its divisors is an integer number (10165511061571).

Almost surely, 2^{20331022123141} is an apocalyptic number.

It is an amenable number.

20331022123141 is a deficient number, since it is larger than the sum of its proper divisors (1).

20331022123141 is an equidigital number, since it uses as much as digits as its factorization.

20331022123141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 20331022123141 its reverse (14132122013302), we get a palindrome (34463144136443).

The spelling of 20331022123141 in words is "twenty trillion, three hundred thirty-one billion, twenty-two million, one hundred twenty-three thousand, one hundred forty-one".