2240123011 has 4 divisors (see below), whose sum is σ = 2560140592. Its totient is φ = 1920105432.

The previous prime is 2240122999. The next prime is 2240123021. The reversal of 2240123011 is 1103210422.

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

It is not a de Polignac number, because 2240123011 - 2¹¹ = 2240120963 is a prime.

It is a super-2 number, since 2×2240123011² = 10036302208823412242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2240123021) 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, 160008780 + ... + 160008793.

It is an arithmetic number, because the mean of its divisors is an integer number (640035148).

Almost surely, 2^2240123011 is an apocalyptic number.

2240123011 is a deficient number, since it is larger than the sum of its proper divisors (320017581).

2240123011 is an equidigital number, since it uses as much as digits as its factorization.

2240123011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320017580.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2240123011 is about 47329.9377878315. The cubic root of 2240123011 is about 1308.4504746571.

Adding to 2240123011 its reverse (1103210422), we get a palindrome (3343333433).

The spelling of 2240123011 in words is "two billion, two hundred forty million, one hundred twenty-three thousand, eleven".