21033410141 has 2 divisors, whose sum is σ = 21033410142. Its totient is φ = 21033410140.

The previous prime is 21033410113. The next prime is 21033410147. The reversal of 21033410141 is 14101433012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20849916025 + 183494116 = 144395^2 + 13546^2 .

It is a cyclic number.

It is not a de Polignac number, because 21033410141 - 2¹⁴ = 21033393757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21033410147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10516705070 + 10516705071.

It is an arithmetic number, because the mean of its divisors is an integer number (10516705071).

Almost surely, 2^21033410141 is an apocalyptic number.

It is an amenable number.

21033410141 is a deficient number, since it is larger than the sum of its proper divisors (1).

21033410141 is an equidigital number, since it uses as much as digits as its factorization.

21033410141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 21033410141 its reverse (14101433012), we get a palindrome (35134843153).

The spelling of 21033410141 in words is "twenty-one billion, thirty-three million, four hundred ten thousand, one hundred forty-one".