1201100012303 has 8 divisors (see below), whose sum is σ = 1205002149696. Its totient is φ = 1197198288000.

The previous prime is 1201100012279. The next prime is 1201100012309. The reversal of 1201100012303 is 3032100011021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1201100012303 - 2¹⁸ = 1201099750159 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 (1201100012309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6380378 + ... + 6565928.

It is an arithmetic number, because the mean of its divisors is an integer number (150625268712).

Almost surely, 2^{1201100012303} is an apocalyptic number.

1201100012303 is a deficient number, since it is larger than the sum of its proper divisors (3902137393).

1201100012303 is a wasteful number, since it uses less digits than its factorization.

1201100012303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206545.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1201100012303 its reverse (3032100011021), we get a palindrome (4233200023324).

The spelling of 1201100012303 in words is "one trillion, two hundred one billion, one hundred million, twelve thousand, three hundred three".