11111242033 has 8 divisors (see below), whose sum is σ = 11523064680. Its totient is φ = 10701331200.

The previous prime is 11111242031. The next prime is 11111242061. The reversal of 11111242033 is 33024211111.

It can be written as a sum of positive squares in 4 ways, for example, as 6893648784 + 4217593249 = 83028^2 + 64943^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11111242033 - 2¹ = 11111242031 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11111242033.

It is not an unprimeable number, because it can be changed into a prime (11111242031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466110 + ... + 489367.

It is an arithmetic number, because the mean of its divisors is an integer number (1440383085).

Almost surely, 2^11111242033 is an apocalyptic number.

It is an amenable number.

11111242033 is a deficient number, since it is larger than the sum of its proper divisors (411822647).

11111242033 is an equidigital number, since it uses as much as digits as its factorization.

11111242033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955907.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11111242033 its reverse (33024211111), we get a palindrome (44135453144).

The spelling of 11111242033 in words is "eleven billion, one hundred eleven million, two hundred forty-two thousand, thirty-three".