11140213011 has 4 divisors (see below), whose sum is σ = 14853617352. Its totient is φ = 7426808672.

The previous prime is 11140212997. The next prime is 11140213027. The reversal of 11140213011 is 11031204111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11031204111 = 3 ⋅3677068037.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11140213011 is a prime.

It is a super-2 number, since 2×11140213011² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11140213081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1856702166 + ... + 1856702171.

It is an arithmetic number, because the mean of its divisors is an integer number (3713404338).

Almost surely, 2^11140213011 is an apocalyptic number.

11140213011 is a deficient number, since it is larger than the sum of its proper divisors (3713404341).

11140213011 is an equidigital number, since it uses as much as digits as its factorization.

11140213011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3713404340.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11140213011 its reverse (11031204111), we get a palindrome (22171417122).

The spelling of 11140213011 in words is "eleven billion, one hundred forty million, two hundred thirteen thousand, eleven".