1200310122223 has 4 divisors (see below), whose sum is σ = 1210932335808. Its totient is φ = 1189687908640.

The previous prime is 1200310122169. The next prime is 1200310122257. The reversal of 1200310122223 is 3222210130021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200310122223 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 1200310122223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200310123223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5311106623 + ... + 5311106848.

It is an arithmetic number, because the mean of its divisors is an integer number (302733083952).

Almost surely, 2^{1200310122223} is an apocalyptic number.

1200310122223 is a deficient number, since it is larger than the sum of its proper divisors (10622213585).

1200310122223 is a wasteful number, since it uses less digits than its factorization.

1200310122223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10622213584.

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

Adding to 1200310122223 its reverse (3222210130021), we get a palindrome (4422520252244).

The spelling of 1200310122223 in words is "one trillion, two hundred billion, three hundred ten million, one hundred twenty-two thousand, two hundred twenty-three".