20012311402141 has 2 divisors, whose sum is σ = 20012311402142. Its totient is φ = 20012311402140.

The previous prime is 20012311402099. The next prime is 20012311402189. The reversal of 20012311402141 is 14120411321002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10982562860025 + 9029748542116 = 3313995^2 + 3004954^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20012311402141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20012311402841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006155701070 + 10006155701071.

It is an arithmetic number, because the mean of its divisors is an integer number (10006155701071).

Almost surely, 2^{20012311402141} is an apocalyptic number.

It is an amenable number.

20012311402141 is a deficient number, since it is larger than the sum of its proper divisors (1).

20012311402141 is an equidigital number, since it uses as much as digits as its factorization.

20012311402141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 20012311402141 its reverse (14120411321002), we get a palindrome (34132722723143).

The spelling of 20012311402141 in words is "twenty trillion, twelve billion, three hundred eleven million, four hundred two thousand, one hundred forty-one".