1200343441323 has 16 divisors (see below), whose sum is σ = 1736727100416. Its totient is φ = 733034159520.

The previous prime is 1200343441309. The next prime is 1200343441331. The reversal of 1200343441323 is 3231443430021.

It is a happy number.

It is not a de Polignac number, because 1200343441323 - 2¹⁴ = 1200343424939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200343441333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117468315 + ... + 117478532.

It is an arithmetic number, because the mean of its divisors is an integer number (108545443776).

Almost surely, 2^{1200343441323} is an apocalyptic number.

1200343441323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1200343441323 is a deficient number, since it is larger than the sum of its proper divisors (536383659093).

1200343441323 is a wasteful number, since it uses less digits than its factorization.

1200343441323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234946994.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 1200343441323 its reverse (3231443430021), we get a palindrome (4431786871344).

The spelling of 1200343441323 in words is "one trillion, two hundred billion, three hundred forty-three million, four hundred forty-one thousand, three hundred twenty-three".