11011200012011 has 4 divisors (see below), whose sum is σ = 11011277166624. Its totient is φ = 11011122857400.

The previous prime is 11011200011953. The next prime is 11011200012019. The reversal of 11011200012011 is 11021000211011.

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 11011200012011 - 2²² = 11011195817707 is a prime.

It is a super-2 number, since 2×11011200012011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11011200011983 and 11011200012001.

It is not an unprimeable number, because it can be changed into a prime (11011200012019) 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, 38362835 + ... + 38648796.

It is an arithmetic number, because the mean of its divisors is an integer number (2752819291656).

Almost surely, 2^{11011200012011} is an apocalyptic number.

11011200012011 is a deficient number, since it is larger than the sum of its proper divisors (77154613).

11011200012011 is an equidigital number, since it uses as much as digits as its factorization.

11011200012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77154612.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11011200012011 its reverse (11021000211011), we get a palindrome (22032200223022).

The spelling of 11011200012011 in words is "eleven trillion, eleven billion, two hundred million, twelve thousand, eleven".