11050505100000 has 864 divisors, whose sum is σ = 41734848486240. Its totient is φ = 2768048640000.

The previous prime is 11050505099951. The next prime is 11050505100059. The reversal of 11050505100000 is 150505011.

11050505100000 is a `hidden beast` number, since 1 + 10 + 50 + 505 + 100 + 0 + 0 + 0 = 666.

It is a super-2 number, since 2×11050505100000² (a number of 27 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 965694279 + ... + 965705721.

It is an arithmetic number, because the mean of its divisors is an integer number (48304222785).

Almost surely, 2^{11050505100000} is an apocalyptic number.

11050505100000 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 11050505100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20867424243120).

11050505100000 is an abundant number, since it is smaller than the sum of its proper divisors (30684343386240).

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

11050505100000 is a wasteful number, since it uses less digits than its factorization.

11050505100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11550 (or 11519 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

Adding to 11050505100000 its reverse (150505011), we get a palindrome (11050655605011).

The spelling of 11050505100000 in words is "eleven trillion, fifty billion, five hundred five million, one hundred thousand".