11133112104 has 48 divisors (see below), whose sum is σ = 30372294420. Its totient is φ = 3683946240.

The previous prime is 11133112061. The next prime is 11133112121. The reversal of 11133112104 is 40121133111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11069144100 + 63968004 = 105210^2 + 7998^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 554467 + ... + 574194.

Almost surely, 2^11133112104 is an apocalyptic number.

It is an amenable number.

11133112104 is an abundant number, since it is smaller than the sum of its proper divisors (19239182316).

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

11133112104 is a wasteful number, since it uses less digits than its factorization.

11133112104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128810 (or 1128803 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 11133112104 its reverse (40121133111), we get a palindrome (51254245215).

The spelling of 11133112104 in words is "eleven billion, one hundred thirty-three million, one hundred twelve thousand, one hundred four".