11020021111013 has 8 divisors (see below), whose sum is σ = 11031264975360. Its totient is φ = 11008782621360.

The previous prime is 11020021110991. The next prime is 11020021111037. The reversal of 11020021111013 is 31011112002011.

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 11020021111013 - 2⁸ = 11020021110757 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 (11020021111063) 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, 2765528 + ... + 5448686.

It is an arithmetic number, because the mean of its divisors is an integer number (1378908121920).

Almost surely, 2^{11020021111013} is an apocalyptic number.

It is an amenable number.

11020021111013 is a deficient number, since it is larger than the sum of its proper divisors (11243864347).

11020021111013 is a wasteful number, since it uses less digits than its factorization.

11020021111013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2687347.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 11020021111013 its reverse (31011112002011), we get a palindrome (42031133113024).

The spelling of 11020021111013 in words is "eleven trillion, twenty billion, twenty-one million, one hundred eleven thousand, thirteen".