1220200330203 has 12 divisors (see below), whose sum is σ = 1762938710208. Its totient is φ = 813269753520.

The previous prime is 1220200330169. The next prime is 1220200330229. The reversal of 1220200330203 is 3020330020221.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1220200330203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1220200330103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16388568 + ... + 16462853.

It is an arithmetic number, because the mean of its divisors is an integer number (146911559184).

Almost surely, 2^{1220200330203} is an apocalyptic number.

1220200330203 is a deficient number, since it is larger than the sum of its proper divisors (542738380005).

1220200330203 is a wasteful number, since it uses less digits than its factorization.

1220200330203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32855554 (or 32855551 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 1220200330203 its reverse (3020330020221), we get a palindrome (4240530350424).

The spelling of 1220200330203 in words is "one trillion, two hundred twenty billion, two hundred million, three hundred thirty thousand, two hundred three".