11100333421 has 8 divisors (see below), whose sum is σ = 11202652440. Its totient is φ = 10998453312.

The previous prime is 11100333403. The next prime is 11100333449. The reversal of 11100333421 is 12433300111.

11100333421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9908012521 + 1192320900 = 99539^2 + 34530^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11100333421 - 2²³ = 11091944813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100333721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58806 + ... + 160183.

It is an arithmetic number, because the mean of its divisors is an integer number (1400331555).

Almost surely, 2^11100333421 is an apocalyptic number.

It is an amenable number.

11100333421 is a deficient number, since it is larger than the sum of its proper divisors (102319019).

11100333421 is a wasteful number, since it uses less digits than its factorization.

11100333421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219455.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11100333421 its reverse (12433300111), we get a palindrome (23533633532).

The spelling of 11100333421 in words is "eleven billion, one hundred million, three hundred thirty-three thousand, four hundred twenty-one".