33220021203 has 12 divisors (see below), whose sum is σ = 48043798920. Its totient is φ = 22119300576.

The previous prime is 33220021157. The next prime is 33220021243. The reversal of 33220021203 is 30212002233.

It is a happy number.

It is not a de Polignac number, because 33220021203 - 2⁸ = 33220020947 is a prime.

It is a super-2 number, since 2×33220021203² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33220021243) 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 11 ways as a sum of consecutive naturals, for example, 2274001 + ... + 2288562.

It is an arithmetic number, because the mean of its divisors is an integer number (4003649910).

Almost surely, 2^33220021203 is an apocalyptic number.

33220021203 is a deficient number, since it is larger than the sum of its proper divisors (14823777717).

33220021203 is a wasteful number, since it uses less digits than its factorization.

33220021203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4563378 (or 4563375 counting only the distinct ones).

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

Adding to 33220021203 its reverse (30212002233), we get a palindrome (63432023436).

The spelling of 33220021203 in words is "thirty-three billion, two hundred twenty million, twenty-one thousand, two hundred three".