1201233030323 has 4 divisors (see below), whose sum is σ = 1201762443360. Its totient is φ = 1200703617288.

The previous prime is 1201233030301. The next prime is 1201233030329. The reversal of 1201233030323 is 3230303321021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201233030323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201233030329) 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, 264703115 + ... + 264707652.

It is an arithmetic number, because the mean of its divisors is an integer number (300440610840).

Almost surely, 2^{1201233030323} is an apocalyptic number.

1201233030323 is a deficient number, since it is larger than the sum of its proper divisors (529413037).

1201233030323 is an equidigital number, since it uses as much as digits as its factorization.

1201233030323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529413036.

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

Adding to 1201233030323 its reverse (3230303321021), we get a palindrome (4431536351344).

The spelling of 1201233030323 in words is "one trillion, two hundred one billion, two hundred thirty-three million, thirty thousand, three hundred twenty-three".