11104311020 has 48 divisors (see below), whose sum is σ = 25491449088. Its totient is φ = 4029600960.

The previous prime is 11104311019. The next prime is 11104311041. The reversal of 11104311020 is 2011340111.

It is a junction number, because it is equal to n+sod(n) for n = 11104310986 and 11104311004.

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, 55319 + ... + 158961.

It is an arithmetic number, because the mean of its divisors is an integer number (531071856).

Almost surely, 2^11104311020 is an apocalyptic number.

11104311020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11104311020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12745724544).

11104311020 is an abundant number, since it is smaller than the sum of its proper divisors (14387138068).

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

11104311020 is a wasteful number, since it uses less digits than its factorization.

11104311020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104150 (or 104148 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11104311020 its reverse (2011340111), we get a palindrome (13115651131).

The spelling of 11104311020 in words is "eleven billion, one hundred four million, three hundred eleven thousand, twenty".