1003000222321 has 4 divisors (see below), whose sum is σ = 1003077017152. Its totient is φ = 1002923427492.

The previous prime is 1003000222297. The next prime is 1003000222331. The reversal of 1003000222321 is 1232220003001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1003000222321 - 2¹⁹ = 1002999698033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1003000222295 and 1003000222304.

It is not an unprimeable number, because it can be changed into a prime (1003000222331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38377821 + ... + 38403946.

It is an arithmetic number, because the mean of its divisors is an integer number (250769254288).

Almost surely, 2^{1003000222321} is an apocalyptic number.

It is an amenable number.

1003000222321 is a deficient number, since it is larger than the sum of its proper divisors (76794831).

1003000222321 is an equidigital number, since it uses as much as digits as its factorization.

1003000222321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76794830.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1003000222321 its reverse (1232220003001), we get a palindrome (2235220225322).

The spelling of 1003000222321 in words is "one trillion, three billion, two hundred twenty-two thousand, three hundred twenty-one".