11220333021213 has 16 divisors (see below), whose sum is σ = 15130025127360. Its totient is φ = 7395725367936.

The previous prime is 11220333021089. The next prime is 11220333021239. The reversal of 11220333021213 is 31212033302211.

It is a de Polignac number, because none of the positive numbers 2^k-11220333021213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220331021213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36584920 + ... + 36890337.

It is an arithmetic number, because the mean of its divisors is an integer number (945626570460).

Almost surely, 2^{11220333021213} is an apocalyptic number.

It is an amenable number.

11220333021213 is a deficient number, since it is larger than the sum of its proper divisors (3909692106147).

11220333021213 is a wasteful number, since it uses less digits than its factorization.

11220333021213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73475836.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 11220333021213 its reverse (31212033302211), we get a palindrome (42432366323424).

The spelling of 11220333021213 in words is "eleven trillion, two hundred twenty billion, three hundred thirty-three million, twenty-one thousand, two hundred thirteen".