1003221505107 has 32 divisors (see below), whose sum is σ = 1554195202560. Its totient is φ = 638365384800.

The previous prime is 1003221505081. The next prime is 1003221505123. The reversal of 1003221505107 is 7015051223001.

1003221505107 is a `hidden beast` number, since 1 + 0 + 0 + 32 + 21 + 505 + 107 = 666.

It is not a de Polignac number, because 1003221505107 - 2⁶ = 1003221505043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1003221505807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1439644 + ... + 2019657.

It is an arithmetic number, because the mean of its divisors is an integer number (48568600080).

Almost surely, 2^{1003221505107} is an apocalyptic number.

1003221505107 is a deficient number, since it is larger than the sum of its proper divisors (550973697453).

1003221505107 is a wasteful number, since it uses less digits than its factorization.

1003221505107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3459800 (or 3459794 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

Adding to 1003221505107 its reverse (7015051223001), we get a palindrome (8018272728108).

The spelling of 1003221505107 in words is "one trillion, three billion, two hundred twenty-one million, five hundred five thousand, one hundred seven".