11421202314434 has 64 divisors (see below), whose sum is σ = 19873679184000. Its totient is φ = 4868051904000.

The previous prime is 11421202314427. The next prime is 11421202314439. The reversal of 11421202314434 is 43441320212411.

It is a self number, because there is not a number n which added to its sum of digits gives 11421202314434.

It is not an unprimeable number, because it can be changed into a prime (11421202314439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145570664 + ... + 145649100.

It is an arithmetic number, because the mean of its divisors is an integer number (310526237250).

Almost surely, 2^{11421202314434} is an apocalyptic number.

11421202314434 is a deficient number, since it is larger than the sum of its proper divisors (8452476869566).

11421202314434 is a wasteful number, since it uses less digits than its factorization.

11421202314434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82019.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 11421202314434 its reverse (43441320212411), we get a palindrome (54862522526845).

The spelling of 11421202314434 in words is "eleven trillion, four hundred twenty-one billion, two hundred two million, three hundred fourteen thousand, four hundred thirty-four".