1200212323113 has 24 divisors (see below), whose sum is σ = 1739488593568. Its totient is φ = 735561017856.

The previous prime is 1200212323111. The next prime is 1200212323117. The reversal of 1200212323113 is 3113232120021.

It is not a de Polignac number, because 1200212323113 - 2¹ = 1200212323111 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 1200212323113.

It is not an unprimeable number, because it can be changed into a prime (1200212323111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16059556 + ... + 16134117.

Almost surely, 2^{1200212323113} is an apocalyptic number.

It is an amenable number.

1200212323113 is a deficient number, since it is larger than the sum of its proper divisors (539276270455).

1200212323113 is a wasteful number, since it uses less digits than its factorization.

1200212323113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32193753 (or 32193736 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1200212323113 its reverse (3113232120021), we get a palindrome (4313444443134).

The spelling of 1200212323113 in words is "one trillion, two hundred billion, two hundred twelve million, three hundred twenty-three thousand, one hundred thirteen".