221233214203 has 2 divisors, whose sum is σ = 221233214204. Its totient is φ = 221233214202.

The previous prime is 221233214171. The next prime is 221233214219. The reversal of 221233214203 is 302412332122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221233214203 - 2⁵ = 221233214171 is a prime.

It is not a weakly prime, because it can be changed into another prime (221233214263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110616607101 + 110616607102.

It is an arithmetic number, because the mean of its divisors is an integer number (110616607102).

Almost surely, 2^221233214203 is an apocalyptic number.

221233214203 is a deficient number, since it is larger than the sum of its proper divisors (1).

221233214203 is an equidigital number, since it uses as much as digits as its factorization.

221233214203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 221233214203 its reverse (302412332122), we get a palindrome (523645546325).

The spelling of 221233214203 in words is "two hundred twenty-one billion, two hundred thirty-three million, two hundred fourteen thousand, two hundred three".