11120022211021 has 4 divisors (see below), whose sum is σ = 11132228602944. Its totient is φ = 11107815819100.

The previous prime is 11120022210977. The next prime is 11120022211027. The reversal of 11120022211021 is 12011222002111.

11120022211021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a de Polignac number, because none of the positive numbers 2^k-11120022211021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11120022210986 and 11120022211004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120022211027) 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, 6103194595 + ... + 6103196416.

It is an arithmetic number, because the mean of its divisors is an integer number (2783057150736).

Almost surely, 2^{11120022211021} is an apocalyptic number.

It is an amenable number.

11120022211021 is a deficient number, since it is larger than the sum of its proper divisors (12206391923).

11120022211021 is an equidigital number, since it uses as much as digits as its factorization.

11120022211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12206391922.

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

Adding to 11120022211021 its reverse (12011222002111), we get a palindrome (23131244213132).

The spelling of 11120022211021 in words is "eleven trillion, one hundred twenty billion, twenty-two million, two hundred eleven thousand, twenty-one".