1003221350545 has 8 divisors (see below), whose sum is σ = 1205047045440. Its totient is φ = 801789463920.

The previous prime is 1003221350533. The next prime is 1003221350563. The reversal of 1003221350545 is 5450531223001.

1003221350545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1003221350545 - 2¹¹ = 1003221348497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98446461 + ... + 98456650.

It is an arithmetic number, because the mean of its divisors is an integer number (150630880680).

Almost surely, 2^{1003221350545} is an apocalyptic number.

It is an amenable number.

1003221350545 is a deficient number, since it is larger than the sum of its proper divisors (201825694895).

1003221350545 is a wasteful number, since it uses less digits than its factorization.

1003221350545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196904135.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 1003221350545 its reverse (5450531223001), we get a palindrome (6453752573546).

The spelling of 1003221350545 in words is "one trillion, three billion, two hundred twenty-one million, three hundred fifty thousand, five hundred forty-five".