11102211022021 has 4 divisors (see below), whose sum is σ = 12688241168032. Its totient is φ = 9516180876012.

The previous prime is 11102211021991. The next prime is 11102211022031. The reversal of 11102211022021 is 12022011220111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11102211022021 - 2²⁹ = 11101674151109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11102211021986 and 11102211022004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102211022031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 793015072995 + ... + 793015073008.

It is an arithmetic number, because the mean of its divisors is an integer number (3172060292008).

Almost surely, 2^{11102211022021} is an apocalyptic number.

It is an amenable number.

11102211022021 is a deficient number, since it is larger than the sum of its proper divisors (1586030146011).

11102211022021 is an equidigital number, since it uses as much as digits as its factorization.

11102211022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586030146010.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11102211022021 its reverse (12022011220111), we get a palindrome (23124222242132).

The spelling of 11102211022021 in words is "eleven trillion, one hundred two billion, two hundred eleven million, twenty-two thousand, twenty-one".