11012111133011 has 4 divisors (see below), whose sum is σ = 11012232439872. Its totient is φ = 11011989826152.

The previous prime is 11012111132983. The next prime is 11012111133043. The reversal of 11012111133011 is 11033111121011.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11012111133011 is a prime.

It is a super-2 number, since 2×11012111133011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012111133061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60517160 + ... + 60698853.

It is an arithmetic number, because the mean of its divisors is an integer number (2753058109968).

Almost surely, 2^{11012111133011} is an apocalyptic number.

11012111133011 is a deficient number, since it is larger than the sum of its proper divisors (121306861).

11012111133011 is an equidigital number, since it uses as much as digits as its factorization.

11012111133011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121306860.

The product of its (nonzero) digits is 18, while the sum is 17.

Adding to 11012111133011 its reverse (11033111121011), we get a palindrome (22045222254022).

The spelling of 11012111133011 in words is "eleven trillion, twelve billion, one hundred eleven million, one hundred thirty-three thousand, eleven".