1003034420021 has 2 divisors, whose sum is σ = 1003034420022. Its totient is φ = 1003034420020.

The previous prime is 1003034419999. The next prime is 1003034420041. The reversal of 1003034420021 is 1200244303001.

It is an a-pointer prime, because the next prime (1003034420041) can be obtained adding 1003034420021 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 774919287025 + 228115132996 = 880295^2 + 477614^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003034420021 - 2⁶ = 1003034419957 is a prime.

It is a super-3 number, since 3×1003034420021³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1003034419975 and 1003034420002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1003034420041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501517210010 + 501517210011.

It is an arithmetic number, because the mean of its divisors is an integer number (501517210011).

Almost surely, 2^{1003034420021} is an apocalyptic number.

It is an amenable number.

1003034420021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003034420021 is an equidigital number, since it uses as much as digits as its factorization.

1003034420021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1003034420021 its reverse (1200244303001), we get a palindrome (2203278723022).

The spelling of 1003034420021 in words is "one trillion, three billion, thirty-four million, four hundred twenty thousand, twenty-one".