11021330042 has 8 divisors (see below), whose sum is σ = 16642948500. Its totient is φ = 5473680544.

The previous prime is 11021330029. The next prime is 11021330051. The reversal of 11021330042 is 24003312011.

It can be written as a sum of positive squares in 2 ways, for example, as 10625280241 + 396049801 = 103079^2 + 19901^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 11021330042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18491867 + ... + 18492462.

Almost surely, 2^11021330042 is an apocalyptic number.

11021330042 is a deficient number, since it is larger than the sum of its proper divisors (5621618458).

11021330042 is a wasteful number, since it uses less digits than its factorization.

11021330042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36984480.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 11021330042 its reverse (24003312011), we get a palindrome (35024642053).

The spelling of 11021330042 in words is "eleven billion, twenty-one million, three hundred thirty thousand, forty-two".