11111010036 has 144 divisors (see below), whose sum is σ = 30589171200.
Its totient is φ = 3073920192.
The previous prime is 11111009969. The next prime is 11111010037. The reversal of 11111010036 is 63001011111.
It is a junction number, because it is equal to n+sod(n) for n = 11111009997 and 11111010024.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11111010037) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 79935255 + ... + 79935393.
It is an arithmetic number, because the mean of its divisors is an integer number (212424800).
Almost surely, 211111010036 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 11111010036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15294585600).
11111010036 is an abundant number, since it is smaller than the sum of its proper divisors (19478161164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11111010036 is a wasteful number, since it uses less digits than its factorization.
11111010036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 466 (or 337 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 15.
Adding to 11111010036 its reverse (63001011111), we get a palindrome (74112021147).
The spelling of 11111010036 in words is "eleven billion, one hundred eleven million, ten thousand, thirty-six".