1030221220203 has 32 divisors (see below), whose sum is σ = 1747192401920. Its totient is φ = 587718244800.

The previous prime is 1030221220187. The next prime is 1030221220211. The reversal of 1030221220203 is 3020221220301.

It is not a de Polignac number, because 1030221220203 - 2⁴ = 1030221220187 is a prime.

It is a super-2 number, since 2×1030221220203² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1030221220003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4421275 + ... + 4648452.

It is an arithmetic number, because the mean of its divisors is an integer number (54599762560).

Almost surely, 2^{1030221220203} is an apocalyptic number.

1030221220203 is a deficient number, since it is larger than the sum of its proper divisors (716971181717).

1030221220203 is an equidigital number, since it uses as much as digits as its factorization.

1030221220203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9070344 (or 9070338 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1030221220203 its reverse (3020221220301), we get a palindrome (4050442440504).

The spelling of 1030221220203 in words is "one trillion, thirty billion, two hundred twenty-one million, two hundred twenty thousand, two hundred three".