11421403404204 has 24 divisors (see below), whose sum is σ = 27370209960688. Its totient is φ = 3704238941760.

The previous prime is 11421403404199. The next prime is 11421403404211. The reversal of 11421403404204 is 40240430412411.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12861940327 + ... + 12861941214.

Almost surely, 2^{11421403404204} is an apocalyptic number.

It is an amenable number.

11421403404204 is an abundant number, since it is smaller than the sum of its proper divisors (15948806556484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11421403404204 is a wasteful number, since it uses less digits than its factorization.

11421403404204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25723881585 (or 25723881583 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 11421403404204 its reverse (40240430412411), we get a palindrome (51661833816615).

The spelling of 11421403404204 in words is "eleven trillion, four hundred twenty-one billion, four hundred three million, four hundred four thousand, two hundred four".