1003494781322 has 16 divisors (see below), whose sum is σ = 1642275838944. Its totient is φ = 456080250000.

The previous prime is 1003494781321. The next prime is 1003494781357. The reversal of 1003494781322 is 2231874943001.

1003494781322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1003494781322² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1003494781321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2495804 + ... + 2869847.

It is an arithmetic number, because the mean of its divisors is an integer number (102642239934).

Almost surely, 2^{1003494781322} is an apocalyptic number.

1003494781322 is a deficient number, since it is larger than the sum of its proper divisors (638781057622).

1003494781322 is a wasteful number, since it uses less digits than its factorization.

1003494781322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374165.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 1003494781322 in words is "one trillion, three billion, four hundred ninety-four million, seven hundred eighty-one thousand, three hundred twenty-two".