1203328066311 has 36 divisors (see below), whose sum is σ = 2022173699832. Its totient is φ = 687529279584.

The previous prime is 1203328066301. The next prime is 1203328066313. The reversal of 1203328066311 is 1136608233021.

1203328066311 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 3 + 280 + 66 + 311 = 666.

It is not a de Polignac number, because 1203328066311 - 2³¹ = 1201180582663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203328066313) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3411516 + ... + 3747678.

It is an arithmetic number, because the mean of its divisors is an integer number (56171491662).

Almost surely, 2^{1203328066311} is an apocalyptic number.

1203328066311 is a deficient number, since it is larger than the sum of its proper divisors (818845633521).

1203328066311 is a wasteful number, since it uses less digits than its factorization.

1203328066311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344300 (or 344290 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 1203328066311 in words is "one trillion, two hundred three billion, three hundred twenty-eight million, sixty-six thousand, three hundred eleven".