20001641141 has 2 divisors, whose sum is σ = 20001641142. Its totient is φ = 20001641140.

The previous prime is 20001641137. The next prime is 20001641147. The reversal of 20001641141 is 14114610002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18918902116 + 1082739025 = 137546^2 + 32905^2 .

It is a cyclic number.

It is not a de Polignac number, because 20001641141 - 2² = 20001641137 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20001641147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000820570 + 10000820571.

It is an arithmetic number, because the mean of its divisors is an integer number (10000820571).

Almost surely, 2^20001641141 is an apocalyptic number.

It is an amenable number.

20001641141 is a deficient number, since it is larger than the sum of its proper divisors (1).

20001641141 is an equidigital number, since it uses as much as digits as its factorization.

20001641141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

The spelling of 20001641141 in words is "twenty billion, one million, six hundred forty-one thousand, one hundred forty-one".