1200331303103 has 4 divisors (see below), whose sum is σ = 1200471882120. Its totient is φ = 1200190724088.

The previous prime is 1200331303091. The next prime is 1200331303109. The reversal of 1200331303103 is 3013031330021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1200331303103 - 2¹⁸ = 1200331040959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200331303109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70276700 + ... + 70293777.

It is an arithmetic number, because the mean of its divisors is an integer number (300117970530).

Almost surely, 2^{1200331303103} is an apocalyptic number.

1200331303103 is a deficient number, since it is larger than the sum of its proper divisors (140579017).

1200331303103 is an equidigital number, since it uses as much as digits as its factorization.

1200331303103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140579016.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 1200331303103 its reverse (3013031330021), we get a palindrome (4213362633124).

The spelling of 1200331303103 in words is "one trillion, two hundred billion, three hundred thirty-one million, three hundred three thousand, one hundred three".