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20010033312000 = 283531949122343
BaseRepresentation
bin1001000110010111100101…
…11011010111000100000000
32121211221101121220120020220
410203023302323113010000
510110321022011441000
6110320252110503040
74133451164535234
oct443136273270400
977757347816226
1020010033312000
116415231164926
1222b20b3804a80
13b21c26b65844
144d26c29b25c4
1524a790b241a0
hex1232f2ed7100

20010033312000 has 576 divisors, whose sum is σ = 70107020605440. Its totient is φ = 5044644864000.

The previous prime is 20010033311909. The next prime is 20010033312013. The reversal of 20010033312000 is 21333001002.

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

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, 895572829 + ... + 895595171.

It is an arithmetic number, because the mean of its divisors is an integer number (121713577440).

Almost surely, 220010033312000 is an apocalyptic number.

20010033312000 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 20010033312000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35053510302720).

20010033312000 is an abundant number, since it is smaller than the sum of its proper divisors (50096987293440).

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

20010033312000 is a wasteful number, since it uses less digits than its factorization.

20010033312000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22887 (or 22863 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 20010033312000 its reverse (21333001002), we get a palindrome (20031366313002).

The spelling of 20010033312000 in words is "twenty trillion, ten billion, thirty-three million, three hundred twelve thousand".