11403221104 has 80 divisors (see below), whose sum is σ = 26142764256. Its totient is φ = 4759347200.

The previous prime is 11403221101. The next prime is 11403221107. The reversal of 11403221104 is 40112230411.

It is an interprime number because it is at equal distance from previous prime (11403221101) and next prime (11403221107).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11403221101) 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, 76194 + ... + 169150.

Almost surely, 2^11403221104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11403221104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13071382128).

11403221104 is an abundant number, since it is smaller than the sum of its proper divisors (14739543152).

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

11403221104 is a wasteful number, since it uses less digits than its factorization.

11403221104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93034 (or 93028 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11403221104 its reverse (40112230411), we get a palindrome (51515451515).

The spelling of 11403221104 in words is "eleven billion, four hundred three million, two hundred twenty-one thousand, one hundred four".