1211103333223 has 8 divisors (see below), whose sum is σ = 1384155760640. Its totient is φ = 1038060322200.

The previous prime is 1211103333221. The next prime is 1211103333241. The reversal of 1211103333223 is 3223333011121.

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 1211103333223 - 2¹ = 1211103333221 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 (1211103333221) 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, 2076303 + ... + 2594848.

It is an arithmetic number, because the mean of its divisors is an integer number (173019470080).

Almost surely, 2^{1211103333223} is an apocalyptic number.

1211103333223 is a deficient number, since it is larger than the sum of its proper divisors (173052427417).

1211103333223 is an equidigital number, since it uses as much as digits as its factorization.

1211103333223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4708197.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1211103333223 its reverse (3223333011121), we get a palindrome (4434436344344).

The spelling of 1211103333223 in words is "one trillion, two hundred eleven billion, one hundred three million, three hundred thirty-three thousand, two hundred twenty-three".