11304414120421 has 16 divisors (see below), whose sum is σ = 11465473961088. Its totient is φ = 11143957177600.

The previous prime is 11304414120407. The next prime is 11304414120457. The reversal of 11304414120421 is 12402141440311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11304414120421 - 2²¹ = 11304412023269 is a prime.

It is a super-3 number, since 3×11304414120421³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11304414120421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11304414120401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182324736 + ... + 182386726.

It is an arithmetic number, because the mean of its divisors is an integer number (716592122568).

Almost surely, 2^{11304414120421} is an apocalyptic number.

It is an amenable number.

11304414120421 is a deficient number, since it is larger than the sum of its proper divisors (161059840667).

11304414120421 is an equidigital number, since it uses as much as digits as its factorization.

11304414120421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66812.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 11304414120421 its reverse (12402141440311), we get a palindrome (23706555560732).

The spelling of 11304414120421 in words is "eleven trillion, three hundred four billion, four hundred fourteen million, one hundred twenty thousand, four hundred twenty-one".