11000021122230 has 128 divisors (see below), whose sum is σ = 30686043110400. Its totient is φ = 2471419651584.

The previous prime is 11000021122199. The next prime is 11000021122291. The reversal of 11000021122230 is 3222112000011.

It is a super-2 number, since 2×11000021122230² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 135915016 + ... + 135995924.

It is an arithmetic number, because the mean of its divisors is an integer number (239734711800).

Almost surely, 2^{11000021122230} is an apocalyptic number.

11000021122230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11000021122230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15343021555200).

11000021122230 is an abundant number, since it is smaller than the sum of its proper divisors (19686021988170).

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

11000021122230 is a wasteful number, since it uses less digits than its factorization.

11000021122230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91958.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11000021122230 its reverse (3222112000011), we get a palindrome (14222133122241).

The spelling of 11000021122230 in words is "eleven trillion, twenty-one million, one hundred twenty-two thousand, two hundred thirty".