1033010120221 has 4 divisors (see below), whose sum is σ = 1034188011772. Its totient is φ = 1031832228672.

The previous prime is 1033010120203. The next prime is 1033010120239. The reversal of 1033010120221 is 1220210103301.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1033010120203) and next prime (1033010120239).

It can be written as a sum of positive squares in 2 ways, for example, as 931128502500 + 101881617721 = 964950^2 + 319189^2 .

It is a cyclic number.

It is not a de Polignac number, because 1033010120221 - 2⁵ = 1033010120189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1033010120195 and 1033010120204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1033010123221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 588944460 + ... + 588946213.

It is an arithmetic number, because the mean of its divisors is an integer number (258547002943).

Almost surely, 2^{1033010120221} is an apocalyptic number.

It is an amenable number.

1033010120221 is a deficient number, since it is larger than the sum of its proper divisors (1177891551).

1033010120221 is an equidigital number, since it uses as much as digits as its factorization.

1033010120221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177891550.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1033010120221 its reverse (1220210103301), we get a palindrome (2253220223522).

The spelling of 1033010120221 in words is "one trillion, thirty-three billion, ten million, one hundred twenty thousand, two hundred twenty-one".