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20000210220100 = 22521159678835209
BaseRepresentation
bin1001000110000101010010…
…11011001111010001000100
32121211000001001000210102101
410203002221123033101010
510110140412304020400
6110311545243521444
74132652565613315
oct443025133172104
977730031023371
1020000210220100
1164110502a0560
1222b0211b29284
13b2101ca08b26
144d203014060c
1524a3b855d56a
hex1230a96cf444

20000210220100 has 288 divisors, whose sum is σ = 48931793164800. Its totient is φ = 7033499827200.

The previous prime is 20000210220071. The next prime is 20000210220101. The reversal of 20000210220100 is 102201200002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (20000210220101) by changing a digit.

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, 3839546296 + ... + 3839551504.

It is an arithmetic number, because the mean of its divisors is an integer number (169902059600).

Almost surely, 220000210220100 is an apocalyptic number.

20000210220100 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 20000210220100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24465896582400).

20000210220100 is an abundant number, since it is smaller than the sum of its proper divisors (28931582944700).

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

20000210220100 is a wasteful number, since it uses less digits than its factorization.

20000210220100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6243 (or 6236 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20000210220100 its reverse (102201200002), we get a palindrome (20102411420102).

The spelling of 20000210220100 in words is "twenty trillion, two hundred ten million, two hundred twenty thousand, one hundred".