| Base | Representation |
|---|---|
| bin | 10100111001101001… |
| … | …10011100110010000 |
| 3 | 1001222000100000221220 |
| 4 | 22130310303212100 |
| 5 | 140440040214440 |
| 6 | 5053241245040 |
| 7 | 545032060056 |
| oct | 123464634620 |
| 9 | 31860300856 |
| 10 | 11221023120 |
| 11 | 4838a7a82a |
| 12 | 2211a93780 |
| 13 | 109a962968 |
| 14 | 7863a61d6 |
| 15 | 45a19c8d0 |
| hex | 29cd33990 |
11221023120 has 160 divisors (see below), whose sum is σ = 35234352000. Its totient is φ = 2953900032.
The previous prime is 11221023113. The next prime is 11221023127. The reversal of 11221023120 is 2132012211.
It is an interprime number because it is at equal distance from previous prime (11221023113) and next prime (11221023127).
It is a super-2 number, since 2×112210231202 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 11221023120.
It is not an unprimeable number, because it can be changed into a prime (11221023127) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6400164 + ... + 6401916.
It is an arithmetic number, because the mean of its divisors is an integer number (220214700).
Almost surely, 211221023120 is an apocalyptic number.
11221023120 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 11221023120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17617176000).
11221023120 is an abundant number, since it is smaller than the sum of its proper divisors (24013328880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11221023120 is a wasteful number, since it uses less digits than its factorization.
11221023120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2097 (or 2091 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 11221023120 its reverse (2132012211), we get a palindrome (13353035331).
The spelling of 11221023120 in words is "eleven billion, two hundred twenty-one million, twenty-three thousand, one hundred twenty".
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