11100423404 has 12 divisors (see below), whose sum is σ = 22200846864. Its totient is φ = 4757324304.

The previous prime is 11100423359. The next prime is 11100423421. The reversal of 11100423404 is 40432400111.

11100423404 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198221819 + ... + 198221874.

It is an arithmetic number, because the mean of its divisors is an integer number (1850070572).

Almost surely, 2^11100423404 is an apocalyptic number.

11100423404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11100423404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11100423404 is a wasteful number, since it uses less digits than its factorization.

11100423404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396443704 (or 396443702 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11100423404 its reverse (40432400111), we get a palindrome (51532823515).

The spelling of 11100423404 in words is "eleven billion, one hundred million, four hundred twenty-three thousand, four hundred four".