20010020141 has 2 divisors, whose sum is σ = 20010020142. Its totient is φ = 20010020140.

The previous prime is 20010020131. The next prime is 20010020159. The reversal of 20010020141 is 14102001002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16532559241 + 3477460900 = 128579^2 + 58970^2 .

It is a cyclic number.

It is not a de Polignac number, because 20010020141 - 2⁶ = 20010020077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20010020101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005010070 + 10005010071.

It is an arithmetic number, because the mean of its divisors is an integer number (10005010071).

Almost surely, 2^20010020141 is an apocalyptic number.

It is an amenable number.

20010020141 is a deficient number, since it is larger than the sum of its proper divisors (1).

20010020141 is an equidigital number, since it uses as much as digits as its factorization.

20010020141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20010020141 its reverse (14102001002), we get a palindrome (34112021143).

The spelling of 20010020141 in words is "twenty billion, ten million, twenty thousand, one hundred forty-one".