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2020021212000 = 253531115303191
BaseRepresentation
bin11101011001010010101…
…001011001001101100000
321011010000202021210121110
4131121102221121031200
5231044000412241000
64143552425023320
7265641002666361
oct35312251311540
97133022253543
102020021212000
11709760348790
122875b1024b40
13118644457c8c
146daab8d7b68
153782aa38850
hex1d652a59360

2020021212000 has 192 divisors, whose sum is σ = 7219189006848. Its totient is φ = 489702080000.

The previous prime is 2020021211987. The next prime is 2020021212007. The reversal of 2020021212000 is 2121200202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020021212007) 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 31 ways as a sum of consecutive naturals, for example, 7519596 + ... + 7783595.

It is an arithmetic number, because the mean of its divisors is an integer number (37599942744).

Almost surely, 22020021212000 is an apocalyptic number.

2020021212000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020021212000 is an abundant number, since it is smaller than the sum of its proper divisors (5199167794848).

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

2020021212000 is a wasteful number, since it uses less digits than its factorization.

2020021212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15303230 (or 15303212 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2020021212000 its reverse (2121200202), we get a palindrome (2022142412202).

The spelling of 2020021212000 in words is "two trillion, twenty billion, twenty-one million, two hundred twelve thousand".