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2230123110020 = 22513435916931997
BaseRepresentation
bin100000011100111101101…
…100100001111010000100
321220012100010002002000222
4200130331230201322010
5243014243004010040
64424300541523512
7320056346444201
oct40347554417204
97805303062028
102230123110020
1178a8763a1433
12300267873598
131323b85c0cb0
1479d1d4a4ca8
153d025c97bb5
hex2073db21e84

2230123110020 has 192 divisors, whose sum is σ = 5254000899840. Its totient is φ = 789785966592.

The previous prime is 2230123110011. The next prime is 2230123110091. The reversal of 2230123110020 is 200113210322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1116735662 + ... + 1116737658.

It is an arithmetic number, because the mean of its divisors is an integer number (27364588020).

Almost surely, 22230123110020 is an apocalyptic number.

2230123110020 is a gapful number since it is divisible by the number (20) 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 2230123110020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2627000449920).

2230123110020 is an abundant number, since it is smaller than the sum of its proper divisors (3023877789820).

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

2230123110020 is a wasteful number, since it uses less digits than its factorization.

2230123110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3814 (or 3812 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2230123110020 its reverse (200113210322), we get a palindrome (2430236320342).

The spelling of 2230123110020 in words is "two trillion, two hundred thirty billion, one hundred twenty-three million, one hundred ten thousand, twenty".