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10201020200000 = 26557191013797
BaseRepresentation
bin1001010001110001110000…
…1011110111010001000000
31100010012121122012110121222
42110130130023313101000
52314113142132400000
633410141201334212
72101666535013320
oct224343413672100
940105548173558
1010201020200000
113283256a65613
121189039037368
1358cc4b938026
14273a368d9280
1512a542c38a85
hex9471c2f7440

10201020200000 has 672 divisors, whose sum is σ = 30747589528320. Its totient is φ = 3279744000000.

The previous prime is 10201020199987. The next prime is 10201020200011. The reversal of 10201020200000 is 202010201.

It is a Harshad number since it is a multiple of its sum of digits (8).

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 95 ways as a sum of consecutive naturals, for example, 2686598102 + ... + 2686601898.

It is an arithmetic number, because the mean of its divisors is an integer number (45755341560).

Almost surely, 210201020200000 is an apocalyptic number.

10201020200000 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 10201020200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15373794764160).

10201020200000 is an abundant number, since it is smaller than the sum of its proper divisors (20546569328320).

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

10201020200000 is an equidigital number, since it uses as much as digits as its factorization.

10201020200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3961 (or 3931 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 10201020200000 its reverse (202010201), we get a palindrome (10201222210201).

The spelling of 10201020200000 in words is "ten trillion, two hundred one billion, twenty million, two hundred thousand".