11221232124040 has 32 divisors (see below), whose sum is σ = 26118385119000. Its totient is φ = 4333717233664.

The previous prime is 11221232124013. The next prime is 11221232124061. The reversal of 11221232124040 is 4042123212211.

It can be written as a sum of positive squares in 4 ways, for example, as 10880379325764 + 340852798276 = 3298542^2 + 583826^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11221232123996 and 11221232124014.

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, 4836736825 + ... + 4836739144.

Almost surely, 2^{11221232124040} is an apocalyptic number.

11221232124040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11221232124040 is an abundant number, since it is smaller than the sum of its proper divisors (14897152994960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11221232124040 is a wasteful number, since it uses less digits than its factorization.

11221232124040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9673476009 (or 9673476005 counting only the distinct ones).

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

Adding to 11221232124040 its reverse (4042123212211), we get a palindrome (15263355336251).

The spelling of 11221232124040 in words is "eleven trillion, two hundred twenty-one billion, two hundred thirty-two million, one hundred twenty-four thousand, forty".