11421232404 has 24 divisors (see below), whose sum is σ = 27299532288. Its totient is φ = 3714221760.

The previous prime is 11421232391. The next prime is 11421232423. The reversal of 11421232404 is 40423212411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11606452 + ... + 11607435.

It is an arithmetic number, because the mean of its divisors is an integer number (1137480512).

Almost surely, 2^11421232404 is an apocalyptic number.

It is an amenable number.

11421232404 is an abundant number, since it is smaller than the sum of its proper divisors (15878299884).

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

11421232404 is a wasteful number, since it uses less digits than its factorization.

11421232404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23213935 (or 23213933 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 11421232404 its reverse (40423212411), we get a palindrome (51844444815).

The spelling of 11421232404 in words is "eleven billion, four hundred twenty-one million, two hundred thirty-two thousand, four hundred four".