11001020022011 has 4 divisors (see below), whose sum is σ = 11071090213392. Its totient is φ = 10930949830632.

The previous prime is 11001020021987. The next prime is 11001020022043. The reversal of 11001020022011 is 11022002010011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11001020022011 - 2¹⁰ = 11001020020987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11001020021983 and 11001020022001.

It is not an unprimeable number, because it can be changed into a prime (11001020025011) 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, 35035095455 + ... + 35035095768.

It is an arithmetic number, because the mean of its divisors is an integer number (2767772553348).

Almost surely, 2^{11001020022011} is an apocalyptic number.

11001020022011 is a deficient number, since it is larger than the sum of its proper divisors (70070191381).

11001020022011 is an equidigital number, since it uses as much as digits as its factorization.

11001020022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70070191380.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11001020022011 its reverse (11022002010011), we get a palindrome (22023022032022).

The spelling of 11001020022011 in words is "eleven trillion, one billion, twenty million, twenty-two thousand, eleven".