1003000221006 has 16 divisors (see below), whose sum is σ = 2292571933824. Its totient is φ = 286571491704.

The previous prime is 1003000220941. The next prime is 1003000221029. The reversal of 1003000221006 is 6001220003001.

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, 11940478780 + ... + 11940478863.

It is an arithmetic number, because the mean of its divisors is an integer number (143285745864).

Almost surely, 2^{1003000221006} is an apocalyptic number.

1003000221006 is an abundant number, since it is smaller than the sum of its proper divisors (1289571712818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1003000221006 is a wasteful number, since it uses less digits than its factorization.

1003000221006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23880957655.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1003000221006 its reverse (6001220003001), we get a palindrome (7004220224007).

The spelling of 1003000221006 in words is "one trillion, three billion, two hundred twenty-one thousand, six".