11221240024 has 32 divisors (see below), whose sum is σ = 21120804000. Its totient is φ = 5589061632.

The previous prime is 11221239983. The next prime is 11221240033. The reversal of 11221240024 is 42004212211.

It is a junction number, because it is equal to n+sod(n) for n = 11221239983 and 11221240010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4171672 + ... + 4174360.

It is an arithmetic number, because the mean of its divisors is an integer number (660025125).

Almost surely, 2^11221240024 is an apocalyptic number.

It is an amenable number.

11221240024 is a deficient number, since it is larger than the sum of its proper divisors (9899563976).

11221240024 is a wasteful number, since it uses less digits than its factorization.

11221240024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4507 (or 4503 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 11221240024 its reverse (42004212211), we get a palindrome (53225452235).

The spelling of 11221240024 in words is "eleven billion, two hundred twenty-one million, two hundred forty thousand, twenty-four".