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2020101011200 = 285283109139251
BaseRepresentation
bin11101011001010111011…
…001110011011100000000
321011010020022110000112101
4131121113121303130000
5231044131324324300
64144004355240144
7265642662165166
oct35312731633400
97133208400471
102020101011200
117097a13a2038
122876138a9054
13118657b47b3c
146dab834b236
1537832a4cb6a
hex1d657673700

2020101011200 has 432 divisors, whose sum is σ = 5163963235200. Its totient is φ = 782161920000.

The previous prime is 2020101011197. The next prime is 2020101011263. The reversal of 2020101011200 is 21101010202.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8048211075 + ... + 8048211325.

It is an arithmetic number, because the mean of its divisors is an integer number (11953618600).

Almost surely, 22020101011200 is an apocalyptic number.

2020101011200 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 2020101011200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2581981617600).

2020101011200 is an abundant number, since it is smaller than the sum of its proper divisors (3143862224000).

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

2020101011200 is a wasteful number, since it uses less digits than its factorization.

2020101011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 589 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2020101011200 its reverse (21101010202), we get a palindrome (2041202021402).

The spelling of 2020101011200 in words is "two trillion, twenty billion, one hundred one million, eleven thousand, two hundred".