11421244104 has 64 divisors (see below), whose sum is σ = 29485473600. Its totient is φ = 3684393216.

The previous prime is 11421244091. The next prime is 11421244111. The reversal of 11421244104 is 40144212411.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61722 + ... + 163254.

It is an arithmetic number, because the mean of its divisors is an integer number (460710525).

Almost surely, 2^11421244104 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 11421244104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14742736800).

11421244104 is an abundant number, since it is smaller than the sum of its proper divisors (18064229496).

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

11421244104 is a wasteful number, since it uses less digits than its factorization.

11421244104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101694 (or 101690 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 11421244104 its reverse (40144212411), we get a palindrome (51565456515).

The spelling of 11421244104 in words is "eleven billion, four hundred twenty-one million, two hundred forty-four thousand, one hundred four".