11011021633242 has 20 divisors (see below), whose sum is σ = 24672844771146. Its totient is φ = 3670340544360.

The previous prime is 11011021633229. The next prime is 11011021633267. The reversal of 11011021633242 is 24233612011011.

11011021633242 is a `hidden beast` number, since 1 + 1 + 0 + 1 + 1 + 0 + 2 + 1 + 633 + 24 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8377603459281 + 2633418173961 = 2894409^2 + 1622781^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

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 9 ways as a sum of consecutive naturals, for example, 33984634509 + ... + 33984634832.

Almost surely, 2^{11011021633242} is an apocalyptic number.

11011021633242 is an abundant number, since it is smaller than the sum of its proper divisors (13661823137904).

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

11011021633242 is an equidigital number, since it uses as much as digits as its factorization.

11011021633242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67969269355 (or 67969269346 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 11011021633242 its reverse (24233612011011), we get a palindrome (35244633644253).

The spelling of 11011021633242 in words is "eleven trillion, eleven billion, twenty-one million, six hundred thirty-three thousand, two hundred forty-two".