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22230404000 = 255372293467
BaseRepresentation
bin10100101101000010…
…010000101110100000
32010101021102112100022
4110231002100232200
5331011440412000
614113522413012
71414614213320
oct245502205640
963337375308
1022230404000
119478535612
124384b01168
1321337c310c
14110c5d9280
158a1991585
hex52d090ba0

22230404000 has 192 divisors, whose sum is σ = 62713647360. Its totient is φ = 7586380800.

The previous prime is 22230403939. The next prime is 22230404023. The reversal of 22230404000 is 40403222.

It is a self number, because there is not a number n which added to its sum of digits gives 22230404000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6410267 + ... + 6413733.

It is an arithmetic number, because the mean of its divisors is an integer number (326633580).

Almost surely, 222230404000 is an apocalyptic number.

22230404000 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 22230404000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31356823680).

22230404000 is an abundant number, since it is smaller than the sum of its proper divisors (40483243360).

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

22230404000 is a wasteful number, since it uses less digits than its factorization.

22230404000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3728 (or 3710 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 22230404000 its reverse (40403222), we get a palindrome (22270807222).

The spelling of 22230404000 in words is "twenty-two billion, two hundred thirty million, four hundred four thousand".