1210213210223 has 16 divisors (see below), whose sum is σ = 1308380515200. Its totient is φ = 1115691343200.

The previous prime is 1210213210207. The next prime is 1210213210237. The reversal of 1210213210223 is 3220123120121.

It is a cyclic number.

It is not a de Polignac number, because 1210213210223 - 2⁴ = 1210213210207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1210213210195 and 1210213210204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210213210523) 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 15 ways as a sum of consecutive naturals, for example, 2533553 + ... + 2973098.

It is an arithmetic number, because the mean of its divisors is an integer number (81773782200).

Almost surely, 2^{1210213210223} is an apocalyptic number.

1210213210223 is a deficient number, since it is larger than the sum of its proper divisors (98167304977).

1210213210223 is a wasteful number, since it uses less digits than its factorization.

1210213210223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5506982.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1210213210223 its reverse (3220123120121), we get a palindrome (4430336330344).

The spelling of 1210213210223 in words is "one trillion, two hundred ten billion, two hundred thirteen million, two hundred ten thousand, two hundred twenty-three".