1233030220203 has 4 divisors (see below), whose sum is σ = 1644040293608. Its totient is φ = 822020146800.

The previous prime is 1233030220189. The next prime is 1233030220229. The reversal of 1233030220203 is 3020220303321.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1233030220203 - 2⁶ = 1233030220139 is a prime.

It is a super-2 number, since 2×1233030220203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1233030220203.

It is not an unprimeable number, because it can be changed into a prime (1233030220273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205505036698 + ... + 205505036703.

It is an arithmetic number, because the mean of its divisors is an integer number (411010073402).

Almost surely, 2^{1233030220203} is an apocalyptic number.

1233030220203 is a deficient number, since it is larger than the sum of its proper divisors (411010073405).

1233030220203 is an equidigital number, since it uses as much as digits as its factorization.

1233030220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411010073404.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 1233030220203 its reverse (3020220303321), we get a palindrome (4253250523524).

The spelling of 1233030220203 in words is "one trillion, two hundred thirty-three billion, thirty million, two hundred twenty thousand, two hundred three".