201201201201223 has 2 divisors, whose sum is σ = 201201201201224. Its totient is φ = 201201201201222.

The previous prime is 201201201201193. The next prime is 201201201201239. The reversal of 201201201201223 is 322102102102102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201201201201223 - 2⁵ = 201201201201191 is a prime.

It is a super-5 number, since 5×201201201201223⁵ (a number of 73 digits) contains 55555 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201201201201223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201201201241223) 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 as a sum of consecutive naturals, namely, 100600600600611 + 100600600600612.

It is an arithmetic number, because the mean of its divisors is an integer number (100600600600612).

Almost surely, 2^{201201201201223} is an apocalyptic number.

201201201201223 is a deficient number, since it is larger than the sum of its proper divisors (1).

201201201201223 is an equidigital number, since it uses as much as digits as its factorization.

201201201201223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 201201201201223 its reverse (322102102102102), we get a palindrome (523303303303325).

The spelling of 201201201201223 in words is "two hundred one trillion, two hundred one billion, two hundred one million, two hundred one thousand, two hundred twenty-three".