2011124023144 has 32 divisors (see below), whose sum is σ = 3810866802120. Its totient is φ = 994899050496.

The previous prime is 2011124023121. The next prime is 2011124023171. The reversal of 2011124023144 is 4413204211102.

It can be written as a sum of positive squares in 4 ways, for example, as 1903952906244 + 107171116900 = 1379838^2 + 327370^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2233272 + ... + 3001624.

Almost surely, 2^{2011124023144} is an apocalyptic number.

It is an amenable number.

2011124023144 is a deficient number, since it is larger than the sum of its proper divisors (1799742778976).

2011124023144 is a wasteful number, since it uses less digits than its factorization.

2011124023144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771829 (or 771825 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 2011124023144 its reverse (4413204211102), we get a palindrome (6424328234246).

The spelling of 2011124023144 in words is "two trillion, eleven billion, one hundred twenty-four million, twenty-three thousand, one hundred forty-four".