1010433404221 has 2 divisors, whose sum is σ = 1010433404222. Its totient is φ = 1010433404220.

The previous prime is 1010433404219. The next prime is 1010433404251. The reversal of 1010433404221 is 1224043340101.

1010433404221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 990094651225 + 20338752996 = 995035^2 + 142614^2 .

It is an emirp because it is prime and its reverse (1224043340101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1010433404221 - 2¹ = 1010433404219 is a prime.

Together with 1010433404219, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010433404251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505216702110 + 505216702111.

It is an arithmetic number, because the mean of its divisors is an integer number (505216702111).

Almost surely, 2^{1010433404221} is an apocalyptic number.

It is an amenable number.

1010433404221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010433404221 is an equidigital number, since it uses as much as digits as its factorization.

1010433404221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1010433404221 its reverse (1224043340101), we get a palindrome (2234476744322).

The spelling of 1010433404221 in words is "one trillion, ten billion, four hundred thirty-three million, four hundred four thousand, two hundred twenty-one".