1210321002223 has 4 divisors (see below), whose sum is σ = 1210348233360. Its totient is φ = 1210293771088.

The previous prime is 1210321002221. The next prime is 1210321002229. The reversal of 1210321002223 is 3222001230121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1210321002223 - 2¹ = 1210321002221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1210321002223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210321002221) 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 3 ways as a sum of consecutive naturals, for example, 13548790 + ... + 13637827.

It is an arithmetic number, because the mean of its divisors is an integer number (302587058340).

Almost surely, 2^{1210321002223} is an apocalyptic number.

1210321002223 is a deficient number, since it is larger than the sum of its proper divisors (27231137).

1210321002223 is an equidigital number, since it uses as much as digits as its factorization.

1210321002223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27231136.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1210321002223 its reverse (3222001230121), we get a palindrome (4432322232344).

The spelling of 1210321002223 in words is "one trillion, two hundred ten billion, three hundred twenty-one million, two thousand, two hundred twenty-three".