221230033003 has 8 divisors (see below), whose sum is σ = 252979062272. Its totient is φ = 189517188456.

The previous prime is 221230032931. The next prime is 221230033009. The reversal of 221230033003 is 300330032122.

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 a de Polignac number, because none of the positive numbers 2^k-221230033003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221230033009) 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, 9033075 + ... + 9057532.

It is an arithmetic number, because the mean of its divisors is an integer number (31622382784).

Almost surely, 2^221230033003 is an apocalyptic number.

221230033003 is a deficient number, since it is larger than the sum of its proper divisors (31749029269).

221230033003 is a wasteful number, since it uses less digits than its factorization.

221230033003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18092361.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 221230033003 its reverse (300330032122), we get a palindrome (521560065125).

The spelling of 221230033003 in words is "two hundred twenty-one billion, two hundred thirty million, thirty-three thousand, three".