1000221300203 has 8 divisors (see below), whose sum is σ = 1009493712000. Its totient is φ = 990956272768.

The previous prime is 1000221300109. The next prime is 1000221300209. The reversal of 1000221300203 is 3020031220001.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1000221300203 - 2²⁴ = 1000204522987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000221300209) 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, 1573748 + ... + 2115921.

It is an arithmetic number, because the mean of its divisors is an integer number (126186714000).

Almost surely, 2^{1000221300203} is an apocalyptic number.

1000221300203 is a deficient number, since it is larger than the sum of its proper divisors (9272411797).

1000221300203 is a wasteful number, since it uses less digits than its factorization.

1000221300203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3692181.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 1000221300203 its reverse (3020031220001), we get a palindrome (4020252520204).

The spelling of 1000221300203 in words is "one trillion, two hundred twenty-one million, three hundred thousand, two hundred three".