11421212233343 has 8 divisors (see below), whose sum is σ = 12645467005440. Its totient is φ = 10227951253080.

The previous prime is 11421212233339. The next prime is 11421212233357. The reversal of 11421212233343 is 34333221212411.

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

It is not a de Polignac number, because 11421212233343 - 2² = 11421212233339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11421212233363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7748447183 + ... + 7748448656.

It is an arithmetic number, because the mean of its divisors is an integer number (1580683375680).

Almost surely, 2^{11421212233343} is an apocalyptic number.

11421212233343 is a deficient number, since it is larger than the sum of its proper divisors (1224254772097).

11421212233343 is a wasteful number, since it uses less digits than its factorization.

11421212233343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15496895917.

The product of its digits is 20736, while the sum is 32.

Adding to 11421212233343 its reverse (34333221212411), we get a palindrome (45754433445754).

The spelling of 11421212233343 in words is "eleven trillion, four hundred twenty-one billion, two hundred twelve million, two hundred thirty-three thousand, three hundred forty-three".