1003221505135 has 8 divisors (see below), whose sum is σ = 1203875816976. Its totient is φ = 802570530240.

The previous prime is 1003221505123. The next prime is 1003221505141. The reversal of 1003221505135 is 5315051223001.

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

It is not a de Polignac number, because 1003221505135 - 2¹³ = 1003221496943 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 116721 + ... + 1421290.

It is an arithmetic number, because the mean of its divisors is an integer number (150484477122).

Almost surely, 2^{1003221505135} is an apocalyptic number.

1003221505135 is a deficient number, since it is larger than the sum of its proper divisors (200654311841).

1003221505135 is a wasteful number, since it uses less digits than its factorization.

1003221505135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668473.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 1003221505135 its reverse (5315051223001), we get a palindrome (6318272728136).

The spelling of 1003221505135 in words is "one trillion, three billion, two hundred twenty-one million, five hundred five thousand, one hundred thirty-five".