1003225440221 has 4 divisors (see below), whose sum is σ = 1056026779200. Its totient is φ = 950424101244.

The previous prime is 1003225440181. The next prime is 1003225440227. The reversal of 1003225440221 is 1220445223001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1003225440221 is a prime.

It is a super-2 number, since 2×1003225440221² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003225440227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26400669461 + ... + 26400669498.

It is an arithmetic number, because the mean of its divisors is an integer number (264006694800).

Almost surely, 2^{1003225440221} is an apocalyptic number.

It is an amenable number.

1003225440221 is a deficient number, since it is larger than the sum of its proper divisors (52801338979).

1003225440221 is an equidigital number, since it uses as much as digits as its factorization.

1003225440221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52801338978.

The product of its (nonzero) digits is 3840, while the sum is 26.

The spelling of 1003225440221 in words is "one trillion, three billion, two hundred twenty-five million, four hundred forty thousand, two hundred twenty-one".