11202021101011 has 16 divisors (see below), whose sum is σ = 12110896103040. Its totient is φ = 10299901080960.

The previous prime is 11202021101009. The next prime is 11202021101027. The reversal of 11202021101011 is 11010112020211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11202021101011 - 2¹ = 11202021101009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11202021100982 and 11202021101000.

It is not an unprimeable number, because it can be changed into a prime (11202021102011) 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, 17986621 + ... + 18598993.

It is an arithmetic number, because the mean of its divisors is an integer number (756931006440).

Almost surely, 2^{11202021101011} is an apocalyptic number.

11202021101011 is a deficient number, since it is larger than the sum of its proper divisors (908875002029).

11202021101011 is a wasteful number, since it uses less digits than its factorization.

11202021101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617886.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11202021101011 its reverse (11010112020211), we get a palindrome (22212133121222).

The spelling of 11202021101011 in words is "eleven trillion, two hundred two billion, twenty-one million, one hundred one thousand, eleven".