1200313223111 has 32 divisors (see below), whose sum is σ = 1327131449280. Its totient is φ = 1080952012800.

The previous prime is 1200313223017. The next prime is 1200313223119. The reversal of 1200313223111 is 1113223130021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1200313223111 - 2¹⁸ = 1200312960967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200313223119) 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 31 ways as a sum of consecutive naturals, for example, 10637951 + ... + 10750191.

It is an arithmetic number, because the mean of its divisors is an integer number (41472857790).

Almost surely, 2^{1200313223111} is an apocalyptic number.

1200313223111 is a deficient number, since it is larger than the sum of its proper divisors (126818226169).

1200313223111 is a wasteful number, since it uses less digits than its factorization.

1200313223111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112595.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1200313223111 its reverse (1113223130021), we get a palindrome (2313536353132).

The spelling of 1200313223111 in words is "one trillion, two hundred billion, three hundred thirteen million, two hundred twenty-three thousand, one hundred eleven".