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2112000202000 = 2453131714932069
BaseRepresentation
bin11110101110111101000…
…001011001010100010000
321110220102220222121122201
4132232331001121110100
5234100334022431000
64254123422012544
7305405222341153
oct36567501312420
97426386877581
102112000202000
117447700662a7
122a13a0717154
13124212279550
1474315581c9a
1539e109c796a
hex1ebbd059510

2112000202000 has 320 divisors, whose sum is σ = 5862421656000. Its totient is φ = 728995430400.

The previous prime is 2112000201953. The next prime is 2112000202001. The reversal of 2112000202000 is 2020002112.

It can be written as a sum of positive squares in 32 ways, for example, as 2093739544576 + 18260657424 = 1446976^2 + 135132^2 .

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 (2112000202001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 65841966 + ... + 65874034.

It is an arithmetic number, because the mean of its divisors is an integer number (18320067675).

Almost surely, 22112000202000 is an apocalyptic number.

2112000202000 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 2112000202000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2931210828000).

2112000202000 is an abundant number, since it is smaller than the sum of its proper divisors (3750421454000).

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

2112000202000 is a wasteful number, since it uses less digits than its factorization.

2112000202000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32271 (or 32255 counting only the distinct ones).

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

Adding to 2112000202000 its reverse (2020002112), we get a palindrome (2114020204112).

The spelling of 2112000202000 in words is "two trillion, one hundred twelve billion, two hundred two thousand".