1203300303123 has 16 divisors (see below), whose sum is σ = 1640935742976. Its totient is φ = 783982515360.

The previous prime is 1203300303061. The next prime is 1203300303133. The reversal of 1203300303123 is 3213030033021.

It is not a de Polignac number, because 1203300303123 - 2¹⁷ = 1203300172051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1203300303123.

It is not an unprimeable number, because it can be changed into a prime (1203300303133) 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, 6151168 + ... + 6343773.

It is an arithmetic number, because the mean of its divisors is an integer number (102558483936).

Almost surely, 2^{1203300303123} is an apocalyptic number.

1203300303123 is a deficient number, since it is larger than the sum of its proper divisors (437635439853).

1203300303123 is a wasteful number, since it uses less digits than its factorization.

1203300303123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12495674.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 1203300303123 its reverse (3213030033021), we get a palindrome (4416330336144).

The spelling of 1203300303123 in words is "one trillion, two hundred three billion, three hundred million, three hundred three thousand, one hundred twenty-three".