1200312034243 has 32 divisors (see below), whose sum is σ = 1397656258560. Its totient is φ = 1009520876160.

The previous prime is 1200312034241. The next prime is 1200312034279. The reversal of 1200312034243 is 3424302130021.

It is not a de Polignac number, because 1200312034243 - 2¹ = 1200312034241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200312034241) 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 31 ways as a sum of consecutive naturals, for example, 465416328 + ... + 465418906.

It is an arithmetic number, because the mean of its divisors is an integer number (43676758080).

Almost surely, 2^{1200312034243} is an apocalyptic number.

1200312034243 is a deficient number, since it is larger than the sum of its proper divisors (197344224317).

1200312034243 is a wasteful number, since it uses less digits than its factorization.

1200312034243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4867.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1200312034243 its reverse (3424302130021), we get a palindrome (4624614164264).

The spelling of 1200312034243 in words is "one trillion, two hundred billion, three hundred twelve million, thirty-four thousand, two hundred forty-three".