1111011223213 has 8 divisors (see below), whose sum is σ = 1115904373568. Its totient is φ = 1106124885504.

The previous prime is 1111011223211. The next prime is 1111011223237. The reversal of 1111011223213 is 3123221101111.

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 1111011223213 - 2¹ = 1111011223211 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 (1111011223211) 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, 1376145 + ... + 2028742.

It is an arithmetic number, because the mean of its divisors is an integer number (139488046696).

Almost surely, 2^{1111011223213} is an apocalyptic number.

It is an amenable number.

1111011223213 is a deficient number, since it is larger than the sum of its proper divisors (4893150355).

1111011223213 is a wasteful number, since it uses less digits than its factorization.

1111011223213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3406323.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1111011223213 its reverse (3123221101111), we get a palindrome (4234232324324).

The spelling of 1111011223213 in words is "one trillion, one hundred eleven billion, eleven million, two hundred twenty-three thousand, two hundred thirteen".