1200313220203 has 8 divisors (see below), whose sum is σ = 1202500147760. Its totient is φ = 1198127414880.

The previous prime is 1200313220173. The next prime is 1200313220251. The reversal of 1200313220203 is 3020223130021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200313220203 is a prime.

It is a super-2 number, since 2×1200313220203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200313220263) 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 7 ways as a sum of consecutive naturals, for example, 1875601 + ... + 2432797.

It is an arithmetic number, because the mean of its divisors is an integer number (150312518470).

Almost surely, 2^{1200313220203} is an apocalyptic number.

1200313220203 is a deficient number, since it is larger than the sum of its proper divisors (2186927557).

1200313220203 is an equidigital number, since it uses as much as digits as its factorization.

1200313220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561117.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1200313220203 its reverse (3020223130021), we get a palindrome (4220536350224).

The spelling of 1200313220203 in words is "one trillion, two hundred billion, three hundred thirteen million, two hundred twenty thousand, two hundred three".