11421342420032 has 14 divisors (see below), whose sum is σ = 22664226364878. Its totient is φ = 5710671209984.

The previous prime is 11421342419947. The next prime is 11421342420043. The reversal of 11421342420032 is 23002424312411.

It can be written as a sum of positive squares in only one way, i.e., 8656917445696 + 2764424974336 = 2942264^2 + 1662656^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11421342419977 and 11421342420004.

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 as a sum of consecutive naturals, namely, 89229237593 + ... + 89229237720.

It is an arithmetic number, because the mean of its divisors is an integer number (1618873311777).

Almost surely, 2^{11421342420032} is an apocalyptic number.

It is an amenable number.

11421342420032 is a deficient number, since it is larger than the sum of its proper divisors (11242883944846).

11421342420032 is an equidigital number, since it uses as much as digits as its factorization.

11421342420032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178458475325 (or 178458475315 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 11421342420032 its reverse (23002424312411), we get a palindrome (34423766732443).

The spelling of 11421342420032 in words is "eleven trillion, four hundred twenty-one billion, three hundred forty-two million, four hundred twenty thousand, thirty-two".