11012022221120 has 56 divisors (see below), whose sum is σ = 26336886289800. Its totient is φ = 4385573885952.

The previous prime is 11012022221059. The next prime is 11012022221129. The reversal of 11012022221120 is 2112222021011.

It can be written as a sum of positive squares in 4 ways, for example, as 472441774336 + 10539580446784 = 687344^2 + 3246472^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012022221129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75063335 + ... + 75209894.

Almost surely, 2^{11012022221120} is an apocalyptic number.

11012022221120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11012022221120 is an abundant number, since it is smaller than the sum of its proper divisors (15324864068680).

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

11012022221120 is a wasteful number, since it uses less digits than its factorization.

11012022221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150273475 (or 150273465 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11012022221120 its reverse (2112222021011), we get a palindrome (13124244242131).

The spelling of 11012022221120 in words is "eleven trillion, twelve billion, twenty-two million, two hundred twenty-one thousand, one hundred twenty".