1103323211213 has 8 divisors (see below), whose sum is σ = 1134179526168. Its totient is φ = 1072521463104.

The previous prime is 1103323211173. The next prime is 1103323211231. The reversal of 1103323211213 is 3121123233011.

It can be written as a sum of positive squares in 4 ways, for example, as 948545488489 + 154777722724 = 973933^2 + 393418^2 .

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 1103323211213 - 2⁶ = 1103323211149 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 (1103323211113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13600706 + ... + 13681587.

It is an arithmetic number, because the mean of its divisors is an integer number (141772440771).

Almost surely, 2^{1103323211213} is an apocalyptic number.

It is an amenable number.

1103323211213 is a deficient number, since it is larger than the sum of its proper divisors (30856314955).

1103323211213 is a wasteful number, since it uses less digits than its factorization.

1103323211213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27283423.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1103323211213 its reverse (3121123233011), we get a palindrome (4224446444224).

The spelling of 1103323211213 in words is "one trillion, one hundred three billion, three hundred twenty-three million, two hundred eleven thousand, two hundred thirteen".