1200200313455 has 24 divisors (see below), whose sum is σ = 1704849076896. Its totient is φ = 805728876480.

The previous prime is 1200200313443. The next prime is 1200200313461. The reversal of 1200200313455 is 5543130020021.

It is a happy number.

It is not a de Polignac number, because 1200200313455 - 2¹⁰ = 1200200312431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76292219 + ... + 76307948.

It is an arithmetic number, because the mean of its divisors is an integer number (71035378204).

Almost surely, 2^{1200200313455} is an apocalyptic number.

1200200313455 is a deficient number, since it is larger than the sum of its proper divisors (504648763441).

1200200313455 is a wasteful number, since it uses less digits than its factorization.

1200200313455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152600207 (or 152600196 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 1200200313455 its reverse (5543130020021), we get a palindrome (6743330333476).

The spelling of 1200200313455 in words is "one trillion, two hundred billion, two hundred million, three hundred thirteen thousand, four hundred fifty-five".