1201203330323 has 16 divisors (see below), whose sum is σ = 1250537702400. Its totient is φ = 1152941267520.

The previous prime is 1201203330307. The next prime is 1201203330359. The reversal of 1201203330323 is 3230333021021.

It is not a de Polignac number, because 1201203330323 - 2⁴ = 1201203330307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201203330373) 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, 74858 + ... + 1551776.

It is an arithmetic number, because the mean of its divisors is an integer number (78158606400).

Almost surely, 2^{1201203330323} is an apocalyptic number.

1201203330323 is a deficient number, since it is larger than the sum of its proper divisors (49334372077).

1201203330323 is a wasteful number, since it uses less digits than its factorization.

1201203330323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477282.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 1201203330323 its reverse (3230333021021), we get a palindrome (4431536351344).

The spelling of 1201203330323 in words is "one trillion, two hundred one billion, two hundred three million, three hundred thirty thousand, three hundred twenty-three".