11003211324442 has 4 divisors (see below), whose sum is σ = 16504816986666. Its totient is φ = 5501605662220.

The previous prime is 11003211324401. The next prime is 11003211324463. The reversal of 11003211324442 is 24442311230011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6942587344641 + 4060623979801 = 2634879^2 + 2015099^2 .

It is a super-2 number, since 2×11003211324442² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11003211324442.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750802831109 + ... + 2750802831112.

Almost surely, 2^{11003211324442} is an apocalyptic number.

11003211324442 is a deficient number, since it is larger than the sum of its proper divisors (5501605662224).

11003211324442 is an equidigital number, since it uses as much as digits as its factorization.

11003211324442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5501605662223.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 11003211324442 its reverse (24442311230011), we get a palindrome (35445522554453).

The spelling of 11003211324442 in words is "eleven trillion, three billion, two hundred eleven million, three hundred twenty-four thousand, four hundred forty-two".