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2020130121210 = 23567337670707
BaseRepresentation
bin11101011001011001001…
…000110110010111111010
321011010022100012221221220
4131121121020312113322
5231044211302334320
64144011315212510
7265643464466055
oct35313110662772
97133270187856
102020130121210
117098068748a3
122876215a7136
13118660b9a9b6
146dabc167a9c
153783539ce40
hex1d6592365fa

2020130121210 has 16 divisors (see below), whose sum is σ = 4848312290976. Its totient is φ = 538701365648.

The previous prime is 2020130121193. The next prime is 2020130121239. The reversal of 2020130121210 is 121210310202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2020130121210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33668835324 + ... + 33668835383.

It is an arithmetic number, because the mean of its divisors is an integer number (303019518186).

Almost surely, 22020130121210 is an apocalyptic number.

2020130121210 is an abundant number, since it is smaller than the sum of its proper divisors (2828182169766).

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

2020130121210 is a wasteful number, since it uses less digits than its factorization.

2020130121210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67337670717.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2020130121210 its reverse (121210310202), we get a palindrome (2141340431412).

The spelling of 2020130121210 in words is "two trillion, twenty billion, one hundred thirty million, one hundred twenty-one thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 67337670707 134675341414 202013012121 336688353535 404026024242 673376707070 1010065060605 2020130121210