11421212233342 has 32 divisors (see below), whose sum is σ = 18767310059520. Its totient is φ = 5188735910400.

The previous prime is 11421212233339. The next prime is 11421212233357. The reversal of 11421212233342 is 24333221212411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7643092 + ... + 9014392.

It is an arithmetic number, because the mean of its divisors is an integer number (586478439360).

Almost surely, 2^{11421212233342} is an apocalyptic number.

11421212233342 is a deficient number, since it is larger than the sum of its proper divisors (7346097826178).

11421212233342 is a wasteful number, since it uses less digits than its factorization.

11421212233342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379796.

The product of its digits is 13824, while the sum is 31.

Adding to 11421212233342 its reverse (24333221212411), we get a palindrome (35754433445753).

The spelling of 11421212233342 in words is "eleven trillion, four hundred twenty-one billion, two hundred twelve million, two hundred thirty-three thousand, three hundred forty-two".